BrainPOP Lessons organized by Topic.

'60s Folk

Learn about 1960s folk and protest music, and musicians like Dylan and Seeger!

3D Printing

The technology that will let you build factory-quality products in your own home!

A Wrinkle in Time

Explore every wrinkle of Madeleine L'Engle's classic science fiction tale.

AAPI Heritage Month

Join the gang for a quiz show in honor of Asian-American and Pacific Islander Heritage Month!

Abraham Lincoln

Meet Abraham Lincoln, the Illinois boy who became the 16th President of the United States, and was known as the Great Emancipator!

Absolute Value

Use a numberline, determine the distance from zero, and decide on positive or negative! Tim and Moby teach you about Absolute Value.

Acceleration

Mass, force, weight: This speedy animated movie gives you velocity on the rules governing acceleration and deceleration!

Acids and Bases

Why do acids eat through metal? Why does dishwashing liquid have a high pH? Tim and Moby talk acids and bases, ions and lemons.

Acne

Whether you call them zits, spots, or pimples, acne’s part of puberty! Tim and Moby show you why it happens and how to handle it.

Active and Passive Voice

Active or Passive? Learn how to give voice to your sentences!

Active Transport

Cells need nourishment, too! Tim and Moby introduce you to active transport, where substances move through gaps in a cell membrane.

Ada Lovelace

Meet Ada Lovelace, British mathematician and the first computer programmer!

Adam Smith

Don't be all laissez-faire! It's in your self-interest to meet the inventor of modern economics.

Addiction

Learn the truth about addiction—from tolerance to abuse to withdrawal—and how it affects the mind, body, and behavior.

Adding and Subtracting Fractions

Tim and Moby add up the two parts of a fraction, the numerator and the denominator.

Adding and Subtracting Integers

Add some integers here, subtract some integers there…Tim and Moby show you how!

ADHD

Tim and Moby talk about dealing with hyperactivity disorders and how they differ from just being distracted, impulsive, or just plain bored.

Adjectives

Watch this thrilling, informative, amazing, and entertaining movie about adjectives! (And then rewrite that sentence.)

Adolescence

Oh those awkward teenage years, when hormones and growth spurts make us self-conscious and also—nearly!—adults.

Adolf Hitler

The fascist dictator of Germany and leader of the Nazis, Hitler started World War II and was responsible for the murder of millions of people.

Adulthood

Growing up means both fun and responsibility; careers, marriage and even wrinkles are part of a pretty good package!

Adverbs

They beautifully describe verbs, adjectives, other adverbs, nouns, and even whole sentences!

Agatha Christie

It’s no mystery why she’s the best-selling novelist of all time.

Aging

Through puberty to adulthood and beyond, aging is a natural part of life. So what happens to your body as you grow older?

Agricultural Revolution

How did domesticating plants and animals lead to a far more stable food supply? The agricultural revolution was a big step forward for us all!

AIDS

Tim and Moby explain how HIV attacks the immune system and causes AIDS in this BrainPOP movie.

Air Pollution

Air pollution is bad for people and for the environment. Tim and Moby will show you how it is created and how to prevent it!

Airbags

Airbags in cars reduce injuries in accidents, but how do they work? And why do you still need your seatbelt? Learn the truth from Tim and Moby!

Airport Security

Grab your passport, and don’t forget to take off your shoes before getting x-rayed! TIm and Moby walk you through airport security.

Alan Turing

Come crack top-secret codes with Alan Turing, the Mathematics visionary who conceived of the first computer and helped the Allies win World War II.

Albert Einstein

Tim and Moby introduce you to the Nobel-winning scientist Albert Einstein, the physicist who revolutionized our understanding of space and time.

Alcohol

You probably know alcohol is a drug, and even that it’s a depressant—but learn why intoxication is particularly bad for young people.

Alexander Hamilton

Meet the ten-dollar Founding Father whose way with words and mastery of money helped shape America into the financial powerhouse it is today!

Algae

There's life on that thar pond! Tim and Moby discuss algae, photosynthesis, and chlorophyll, plus algae's environmental impact.

Alice Ball

Meet Alice Ball, the brilliant young scientist who developed the first effective treatment for leprosy.

Aliens

Unless you’re watching sci-fi, it’s awfully hard to find an E.T. Tim and Moby learn why searching for extraterrestrial intelligence is so difficult.

Allergies

Hives, sneezing, runny nose? Tim and Moby are itching to teach you about allergies!

Alvin Ailey

Meet Alvin Ailey, an innovator in modern dance, who brought African-American culture to the masses.

Alzheimer's Disease

Dementia can be more than being forgetful; it’s a progressive illness.

Amelia Earhart

Take off with Amelia Earhart, the most famous aviatrix of all time, whose last flight remains a mystery.

American Revolution

Learn how a ragtag army of colonial underdogs took on the British, the mightiest military in the world!

Amphibians

Learn the life-cycle of amphibians, those super-adaptable creatures that include frogs, toads, salamanders, and newts. Ribbit!

Analog and Digital Recording

Tim and Moby talk about the technology that records sound: Cds, mp3s, even cassette tapes!

Andrew Jackson

“Old Hickory” increased presidential powers and was the first self-made man to become president, but his Indian Removal Act and support for slavery make him a complicated figure.

Angles

Learn about the difference between acute, obtuse, and right angles.

Anne Frank

Learn about Anne Frank's life in hiding during the Holocaust, and why her diary continues to touch readers around the world.

Anthrax

Learn what causes anthrax, who can get it, and what can be done about it.

Antibiotic Resistance

Don't be scared of antibiotic-resistant "superbugs"--be informed!

Antonyms, Synonyms, and Homonyms

What’ll you have on your bagel—lox or locks? Tim and Moby will teach you about grammar, pronunciation, and how words relate!

Ants

Are ants pests, or fascinating escoskeletal insects with a complex social network of drones and workers? Moby knows the answer!

Anxiety

Distinguish between anxious feelings that are healthy and anxiety disorders, and teach strategies for calming down.

Apartheid

Learn about the history of South Africa's racial segregation, and the fight to end it!

Apollo Project

Houston, we have a movie! Find out about space exploration and the lunar landing as Tim and Moby introduce you to NASA’s famous Apollo Project.

Appendix

Would you let Moby operate on a vestigal part of your intestine? Neither would Tim!

Arachnids

Creepy crawly arachnids are super cool! Spiders, tics and scorpions all belong to this group of arthropods--but who spins silk and who shoots venom?

Architecture

You want Architecture? We’ve got Modern, Renaissance, Gothic, Tudor--so how do you like your buildings?

Area of Polygons

Tim and Moby show you how to find the area of polygons like triangles, trapezoids, and parallelograms.

Armed Forces

Army, Navy, Air Force, Marines and. . what? Tim and Moby introduce you to all five branches of the American Armed Forces, and march you through their jobs and histories.

Articles of Confederation

Learn how the United States was governed before the Constitution was written!

Artificial Intelligence

Learn all about AI: what it is, how it works, how to use it responsibly, and where this rapidly changing technology might be headed next.

Asexual Reproduction

It may take two to tango, but it only takes one to reproduce asexually!

Assembly Line

Ever hear of the Industrial Revolution? If you have, then you MUST know about the assembly line! Put this movie on your conveyer belt and learn more.

Associative Property

Tim and Moby introduce you to the associative property of addition and multiplication, a form of grouping which simplifies algebra problems.

Asteroids

A shooting star may have wiped out the dinosaurs!? Find out more about the space rocks known as asteroids.

Asthma

Asthma can be caused by pollution, allergies, dust, or heredity. Tim and Moby help you learn how to breathe easy!

At-Home Fitness

Exercise is key for physical and mental health. Learn how to stay active from the comfort of home with a fun new card game!

Athens

Democracy, drama, and the Olympics! Learn about the ancient city-state of Athens, Greece, where much of the culture we take for granted today was invented!

Atomic Model

Tim and Moby discuss how electrons and neutrons were discovered, what atoms are made of, and how long it took to create an atomic model!

Atoms

Atoms are everything! Tim and Moby introduce you to atoms, which contain all the elements in the universe, and to the concepts of atomic number and atomic mass.

Autism

Autism. You know the word and might even be familiar with the term ASD. But, it's time to learn all the facts about this increasingly common condition.

Autumn Leaves

Autumn leaves are more than than just pretty foliage: Learn why deciduous leaves change color in this animated movie!

Avalanches

Tim and Moby discuss the terrible power of avalanches, snowy natural disasters caused by opposing forces of stress and strength.

Avian Flu

Sounds like a scary movie, with mutating viruses! Tim and Moby tell how Avian Flu can be controlled with culling, vaccines, and embargos.

Aztec Civilization

Tim and Moby lead you into the Valley of Mexico for a look at the powerful Mesoamerican civilization, and how the conquistuadors engineered their fall.

Babies

From fertilization through pregnancy to birth, it takes a lot to make a person! And Moby’s got a toasty little bundle of joy. . .

Back to School

Help students transition to a new school year with strategies to prepare for day one, study tips, and advice about friends and practicing self-care.

Back to School 2020

This fall, you might be returning to school in person, continuing remote learning, or doing a combination of both. Whatever your back-to-school scenario, these tips can set you up for success!

Back to School 2021

For most kids, school has been anything but normal for the past year and a half—which means back-to-school will probably feel different, too. Happily, Moby and friends have tips to set you up for a successful school year.

Bacteria

Microscopic bacterium exist everywhere--even on our bodies! Learn how these microorganisms can be good or harmful.

Balance

There's no spin on this tale of why you may sometimes feel dizzy or nauseous—and what your ears have to do with it all!

Banking

Do you have interest in more money? Tim and Moby take you through banking basics, like deposits and withdrawals, and the difference between cash and capital.

Bar Graphs

Teach students how to plot data on bar graphs, and to use them to spot patterns and analyze information.

Barack Obama

Get to know Barack Obama, the nation's first African-American President!

Baseball

Tim and Moby take you out to the old ball game: Learn about the game where everyone’s running around that big diamond, trying to get home!

Basic Probability

You may think that chance is just a roll of the dice, but what are the odds you'll like the outcome? Learn how to calculate and express basic probability.

Basketball

There’s so much more to basketball than putting a ball through a hoop! Tim and Moby talk three-pointers and rebounds.

Bass Reeves

Explore the almost-lost legend of one of America's greatest lawmen.

Bats

Cave-dwelling, fruit-eating mammals with a bad vampire rep! Is it true? Learn about the echolations of our bat-pals.

Batteries

Cars, phones, remote controls—batteries help keep them on the go. But, do you know how they make electricity flow?

Behavior

It can be learned, instinctive, reflexive or conditioned, but when is it good or bad? Tim and Moby talk behavior.

Benjamin Franklin

The famed inventor who was also a Founding Father, a scientist, and a diplomat. It takes a lot to get on the $100 bill--ask Tim and Moby!

Bicycle Safety

Tim and Moby talk about the importance of reflectors, how to properly wear your helmet, and what those weird hand signals mean.

Big Bang

Learn about the theory that explains the earliest moments in the history of our universe, and how scientists came up with it.

Bill Clinton

See how a saxaphone-playing poor boy from Arkansas defied the odds to become the 42nd President of the United States!

Bill of Rights

Ten amendments to the constitution you’ll hear a lot of shouting about! Learn about each of the 10 amendments of the Bill of Rights, and discover who interprets them nowadays.

Binary

Learn how computers count, and how to read or create numbers using the binary system. Zero in on this one!

Biofuels

Learn about cleaner-burning, entirely renewable fuels!

Biography

Discover what makes a biography, and learn the source of memoirs--the writer’s life!

Birds

If you’re not already a bird nerd, you will be after this movie! Join Tim and Moby to see some birds in action—no binoculars necessary.

Black Death

You’re right, it’s not something you want for your birthday. This pandemic outbreak caused by a plague of rats changed society in the Middle Ages.

Black History Month

Learn how Black History Month first clambered onto our calendars back during the Harlem Renaissance.

Black Holes

Think your school day is long? Try living in a black hole, dense places in space where gravity prevents even light from escaping!

Blogs

Buckle up for a trip through the blogosphere! Tim and Moby explore different types of blogs and how they're used.

Blood

Plasma, marrow, wounds and clots—Yikes! Tim and Moby in a bloody movie!

Blood Glucose Meter

A simple device to help diabetic people know what’s up (or down) with their insulin and glucose levels.

Blood Pressure

Wondered about those numbers when the doctor takes your blood pressure? Here’s what diastolic and systolic mean, and why no one wants hypertension.

Blood Types

Positive or negative, A, B, or O. What’s yours? And what's a universal donor?

Blues

Delta, Memphis, or Chicago, they’re all part of a uniquely American form of music—the blues!

Body Chemistry

Tim and Moby talk about your body’s main sources of fuel, proteins and carbohydrates, and how lipids can help or hurt us.

Body Scans

Find out how X-rays and imaging help doctors diagnose disease. Plus, what’s a PET scan and does it involve your cat?

Body Weight

Body weight isn’t just a matter of being obese or not! Tim and Moby give you the skinny on nutrition, fitness, and the three body types.

Boogers

Ah, Boogers! Your nose's front line defense gives you immunity against germs and infection. Pick this one—it’s a winner!

Book Report

Plot, character, theme: Learn the ins and outs of writing a great book report.

Braces

Tim and Moby fill you in on orthodontia including overbites, crossbites, underbites and those too easily losable retainers. Brace yourself!

Brain

Tim and Moby get brainy, because from the hypothalamus to the limbic system, your cerebral system runs the show--and it’s reading this right now!

Branches of Government

Find out how powers are separated between the Legislative, Judicial, and Executive branches of government. It's pretty cool how the system of checks and balances helps limit the power that any one branch can exercise!

Brass Instruments

Trumpets, tubas, trombones and that guy Miles Davis: They’re beautifully full of hot air!

Bridges

Tim and Moby have no reason to be arch about it: Nothing spans rivers, lakes, and canyons like a bridge! Learn the three types of bridges, when they’re used, and what trusses do.

British Empire

How did the British Empire become the largest imperial colonizers in history, and what ended this mercantile domination? Grab a cuppa and watch Tim and Moby embark on a 400 year-old tale.

Broken Bones

Fractures, splints, and x-rays are no fun. But it's pretty cool that something as solid as bone can knit itself back together!

Brown v. Board of Education of Topeka

Separate does not mean equal. Press “play” to learn all about segregation and the civil rights warriors who put an end to the racist policy.

Bruises

Call it a contusion or just a plain old bruise, when capillaries burst you get black-and-blue (or red-and-purple). Tim and Moby explain why.

Budgets

Earn some, spend less, and don’t buy what you can’t afford. Learn about the basics of budgeting or you might have to learn the basics of debt!

Building Basics

Find out how buildings are designed to withstand the effects of gravity, compression, and tension.

Bullying

Bullying takes many forms: name-calling, fighting, or leaving someone out. Tim and Moby walk you through the reasons kids bully and how to handle it.

Buoyancy

Throw an anchor into the ocean and it sinks. So why does a boat holding an anchor float? Discover the mysteries of buoyancy!

Burns

Learn about our delicate skin and blisters, scalding, and fires. And hang on to that potholder!

Business Letter

Tim and Moby send salutations and talk about how to write and structure a business correspondence.

Caffeine

Need a pick-me-up? Watch this movie about caffeine!

Calculus

Don’t be scared of calculus--it’s only curves and slopes and lines. Tim and Moby throw in a differential or two, just to keep it fun!

California Missions

Learn about Spain’s mission to colonize California, and the impact it had on California’s Native peoples.

Cameras

Everybody’s heard of pixels, images, and lenses—but not everyone knows how photography really works. Tim and Moby do, and you will too.

Camouflage

Learn about camouflage, the protective coloring that allows animals to survive by blending into the background.

Cancer

Cancer can be scary, but treatments are getting more effective all the time. Learn more about this disease that affects millions of lives.

Capitalization

Big letters, small letters: Knowing when to use them makes for proper grammar!

Carbohydrates

Carbs get a bad rap! Just avoid sugary foods and eat high fiber carbohydrates from fruit and whole grains. Tim and Moby tell you why.

Carbon Cycle

The carbon cycle's not a cool new bike: It's how carbon moves around through different forms in the atmosphere. Find out why it's so important!

Carbon Dating

How old is that fossil in the window? Learn how scientists use a radioactive isotope called carbon-14 to find out the answer!

Carnivorous Plants

Dig into the weird science of carnivorous plants and learn where meat-eating marvels like the Venus Flytrap live. Bugs--they're what's for dinner!

Cars

If you’re ever going to drive one, you should know how it works! Tim and Moby will teach you about a car’s essential parts, including the transmission, the suspension, the brake system, and the catalytic converter.

Cats

Hello, kitty! Cats and the Internet go together like whisker and purr. Watch this movie to learn all about our feline friends.

Causes of the American Revolution

What is an intolerable act of tyranny? Learn about taxation without representation and boycotts in the Colonial days, and what “quartering” means. Tim and Moby say they want a revolution!

CD

How can that flat plastic circle hold all that information? Learn about CDs, both music and data in this here animated movie! There's some stuff about DVDs, too, if you're interested!

Cell Phone

Tim and Moby give you the buzz on cell phones. What have cells got to do with them? Also learn what cell phones have in common with radios, and what a duplex system is!

Cell Specialization

Cell Specialization sounds pretty complicated. But once you learn the difference between eukaryotic and prokaryotic, you’ll practically be a specialist yourself!

Cell Structures

Every cell is like a little factory, churning out life! Tim and Moby talk about the responsibilities of the nucleus, and good ol' lysosomes and ribosomes.

Cells

Did you know your body has building blocks? They’re your cells! Learn about organelles and membranes, plus how big cells can get—over one meter long?!

Cellular Respiration

Cells are aerobic, too! They inhale and exhale and generate energy from glucose. Learn how mitochondria play a big role in how our bodies stay energized.

Census

Get counted! Learn how the U.S. Census helps the government assign power to the people.

Cerebral Palsy

Tim and Moby talk about Cerebral Palsy, a muscular disease caused by lesions in the brain.

César Chávez

Don’t cross that picket line! Learn about the life and work of the Mexican-American labor leader César Chávez, and the influence of his non-violent protests, strikes, and boycotts.

Characterization

How do we connect to the characters in stories? Writers use characterization to bring them to life: describing what they look and act like, their identity and personality, and other traits.

Charles Darwin

Meet the originator of the theory of evolution, a world-famous naturalist who introduced the ideas of mimicry, natural selection, and the survival of the fittest.

Charles Dickens

Don’t say “Bah, Humbug”! Dickens survived childhood poverty to become one of the greatest novelists ever.

Che Guevara

From privileged Argentinian to Cuban revolutionary, Che Guevara was a complicated figure in Latin-American communist rebellion.

Chemical Bonds

Tim and Moby give a chemistry lesson in how atoms come together to form molecules. It's a nucleic miracle!

Chemical Equations

What does a chemical reaction look like on paper? A chemical equation!

Chickenpox

A chickenpox on both your houses! Learn about the classic childhood itchy disease, and why you’re a lot less likely to get it than your parents were.

Chocolate

Nothing bittersweet about this movie on chocolate! Follow how cacao beans are harvested, sweetened, and processed--it’s complicated, going from bean to bar--and totally worth it.

Christopher Columbus

Nina, Pinta, and Santa Maria! This great sailor and navigator crossed the ocean blue, and into the New World. But the relationship between the explorer and the natives is troubling.

Circles

We all know what a circle is, but what’s a radius, diameter or circumference? Tim and Moby will also introduce you to circle’s friend Pi. I wish I had a friend named Pie...

Circulatory System

Your heart’s an engine that’s driving blood out to all of your veins and arteries right now. But what gets blood back to the heart?

Citing Sources

Articles and movies and books, oh my! Learn how to format MLA citations for every type of source in your bibliography.

Citizenship

Explore freedoms U.S. citizens enjoy because of documents like the Bill of Rights and the U.S. Constitution, and discover the responsibilities that come with those rights.

Civil Rights

Thank you, sister Rosa! Ms. Parks, that is! This movie is all about the civil rights movement, from segregation trials to freedom marches. Plus a few words from Dr. Martin Luther King!

Civil War

Give an overview of the Civil War by introducing its key figures, battles, and events.

Civil War Causes

What caused the Civil War? Learn about how the deep divide over slavery split the country in two, to fight a war against itself.

Classification

How do scientists order the millions of organisms and species on Earth? Class, family, species...We're not sure about Moby.

Classifying Polygons

Introduce the classification system for polygons, by identifying properties of triangles and quadrilaterals, and sorting them into categories.

Clauses

Independent or dependent, nouns or adjectives, Tim and Moby know how clauses make sentences work.

Clefs and Time Signatures

Take a beat, Daddy-O, and note down some of the basics of musical measures!

Cleopatra

Meet the powerful last Queen of Egypt, whose downfall led directly to the establishment of the Roman Empire.

Climate Change

Human activity is kicking global warming into overdrive! Find out how you can help slow down climate change and get our planet off the hot seat.

Climate Types

Tim and Moby tell you all about the earth’s different climate systems, from weather in the frozen poles to the steaming-hot tropics!

Cloning

Dolly might be the most famous clone—but she wasn't the first! Learn the past history and future challenges of creating genetic duplicates.

Cloud Computing

Learn how cloud networks keep your data handy, wherever you are!

Clouds

We all know when it’s overcast, but are those nimbus clouds or cumulus? Tim and Moby explain different cloud types and how clouds form.

Cnidarians

Don't get stung! Dive into the ocean and learn about these wiggly invertebrates of the sea, including jellyfish, corals, and hydras.

Cold War

The arms race and the space race take center stage as two nuclear superpowers vie for supremacy. Brrr!

Colons

Tim and Moby on how these two little dots are so useful: You'll see them as salutations, as independent clauses, and as indicators of a related sentence to come. You'll even see them on your digital clock!

Color

Are we on the same wavelength about color? Tim and Moby explain why the grass is green and the sky is blue.

Columbian Exchange

The Old World and the New World swap species in the Columbian Exchange!

Comets

Tim and Moby tell you the cool story of comets, icy meteors that orbit the sky, and introduce you to Halley’s and Hyakutake.

Commas

The Punctuation Pros are here to school you on all the rules of correct comma usage, so you can communicate clearly and effectively!

Communism

A theory based on the idea of the equal distribution of wealth. Sounds ideal, right? Learn why it can work, but also how many communist countries devolve into dictatorships.

Commutative Property

The Commutative Property works for addition and multiplication. Find out all about it in this BrainPOP movie.

Comparing Decimals

Learn how to compare decimal numbers using place value, area models, and bar models.

Comparing Prices

Introduce a basic concept of financial literacy with this topic about making smart purchasing decisions.

Compass

Tim and Moby will teach you all you wanted to know about compasses and how they work--plus how to make one! You’ll discover what Earth’s magnetic field has to do with compasses, and how it interacts with a compass needle. So, uhm...where are we?

Compound Events

Tim and Moby play a board game to show the difference between mutually exclusive and inclusive events, and how they affect the likelihood of getting the desired outcome.

Compounds and Mixtures

Learn the difference between a compound and a mixture. Which is more difficult to undo, and where does sea water and salad dressing come into it?

Computational Thinking

Computational thinking—it's not just for computers! Learn how you can use it to tackle all kinds of complex problems.

Computer History

Have you ever seen a punch card? Get the background on computers, how they were used in the 1890 census, and in the 20th century went from weighing 10,000 pounds to being the size of your fingernails.

Computer Mouse

Aww, so cute--and computer mice don’t eat your cereal! Tim and Moby talk about the two most popular mouse types, the mechanical mouse and the optical mouse.

Computer Programming

Computer programming is the art of telling technology what to do!

Computers

It’s all right beneath your fingertips right now--computers! Learn how they communicate, what a central processing unit (CPU) is, and how a hard drive operates. Also find out all about other computer parts like modems, circuit boards, and sound and video cards.

Concept Mapping

Learn how to use concept maps to navigate your knowledge!

Concussions

Concussions are caused by head-rattling hits that twist up the brain's delicate neurons. Learn how rest and relaxation can help you recover.

Conditioning

Salivating for a movie about conditioning? Tim and Moby will tell you about the process of behavioral conditioning, reflex and stimuli, and Pavlov’s experiments. Now, fetch!

Conducting an Interview

Questions and answers are just the start—learn what else it takes to conduct a great interview!

Conflict Resolution

Learn how to resolve your differences with negotiation and compromise, and why it's a bad thing to always get your way.

Conjunctions

Either conjunctions are important for coordinating phrases, or they’re not! (Hint: They are.)

Conquistadors

How--and why-- were a small number of Spanish adventurers able to wipe the majestic Inca, Maya, and Aztec civilizations off the map?

Conservation of Mass

Scotty won’t be beaming you up anytime soon. Why? Because the conservation of mass makes it impossible! Tim and Moby explain thermodynamics.

Conserving Energy

Tim and Moby show you how insulation, recycling, and using renewable energy sources can preserve the planet and be easier than you think!

Constellations

Whether the Big Dipper, or Orion’s Belt, or Scorpio, these star patterns have always made humans wonder about the nature of the universe. Tim and Moby lie low and look up.

Constitutional Convention

Join Tim and Moby at the Constitutional Convention to relive the debates that shaped a nation!

Context Clues

Learn to figure out unfamiliar words!

Continents of the World

How many continents are there, anyway? And which one has no permanent population? Which contains only one country? Tim and Moby get all continental on you.

Contractions

What’s a contraction and how’s one made? Tim and Moby help you use an apostrophe to combine words.

Converting Fractions to Decimals

"One-half" is the same as "point five," but how do you get from one to the other? Learn how to convert fractions into decimals, and back again! Hey Presto!

Coordinate Plane

Learn about an imaginary boundless surface with length and width, but no depth. Coordinate planes help you chart data and keep on track!

Copernicus

Meet Nicolaus Copernicus, the man who dared to theorize that the universe didn't revolve around him—or anyone else on Earth, either!

Copyright

Don’t get too creative with public works, or you’ll get sued for plagiarism! Find out what a copyright is and how it might apply to your everyday life.

Coral

Multi-colored underwater beauty in barrier reefs--but don’t cut yourself! Tim and Moby talk about coral, a radial resident of the world’s seas and oceans.

Country Music

Do-si-do through the history of country music, from Patsy Kline to Garth Brooks.

Court System

Introduce students to the U.S. court system; the difference between civil and criminal cases; and the structures of state, federal, military, and tribal courts.

COVID-19 PSA

Moby and the gang beam in from the future to deliver important reflections on the COVID-19 pandemic.

COVID-19 Special Report

Nearly a year into the pandemic, COVID-19 is still raging. A safe and effective vaccine should become widely available in the coming months, but in the meantime, it's important for us all to work together to stop the spread of the virus.

CPR

The ABCs of CPR are Air, Breathing and Circulation—but how does that work, exactly?

Credit Cards

The bank doesn’t loan you that money for free, you know! You’ll find interest in Tim and Moby’s talk about APR’s, purchasing power, and debt.

Critical Reasoning

People make claims all the time—learn how to figure out which ones hold up!

Crystals

Crystals aren’t only rubies, emeralds, and diamonds! Tim and Moby introduce you to the mineral world, including some you probably keep in your kitchen cabinet.

Cubism

Get a little perspective on the art movement Cubism from Tim, Moby, and Picasso!

Current Electricity

Tim and Moby trace electricity's path from the coils and turbines of the power plant into your home!

Customary Units

Ounces, pounds, gallons, and miles. Oh boy, you'll learn tons about them all in this BrainPOP practical math movie!

Cyberbullying

Don't be a cyberbully! Learn about good digital citizenship, and how to deal with computer harassment.

Cystic Fibrosis

Take a deep breath and learn about the causes, symptoms, and treatments of cystic fibrosis.

Dams

From generating electricity to growing crops, dams have proven to be one of the most useful innovations in human history. Find out how these simple structures accomplish so much.

Dance

Astaire and Rogers have nothing on Tim and Moby: Learn how movement can become art.

Dark Matter

What’s all that dark, spooky stuff in outer space? All scientists know is that it’s massive, gravitational, and dense! Tim and Moby shed some light on dark matter.

Data Storage Devices

CD, DVD, or flash drive? Tim and Moby decode the difference between bits and bytes, and tell you a little about binary numbers and measurement. So stick out your thumb drive and get a flash of this movie!

Day of the Dead

The dead deserve a day to party, too! Learn about Día de los Muertos, a Mexican holiday celebrated around the world.

Daylight Saving Time

Look at your clock and remember: Spring forward, fall back, and never be late for school! Learn which founding father first proposed DST, and why our summer nights are so light.

Death

No point in being scared because (as any mummy will tell you), it’s part of life! And who knows what the afterlife holds?

Debate

For effective arguments, the power of rhetoric is not open to debate!

Debt

Learn how individuals, businesses, and even governments borrow money in order to invest in the future.

Decimals

The decimal system represents a hundredth or even more than a thousandth of a whole--because sometimes things are just way teenier than one!

Declaration of Independence

“We hold these truths to be self-evident. . .” Jefferson was the main author of this revolutionary document, but who else helped? And how dangerous was it to sign?

Democracy

Elections, Voting, and Congress: They’re all about representing us! Learn about democracy’s history, and the difference between direct democracy and representative democracy.

Depression

Depression is more than just feeling blue. Learn all about this common mood disorder and how it can be treated.

Deserts

Tim and Moby teach you about a complex biome, the land of hot sands and even hotter sun, of snow dunes and permafrost! How does anyone, apart from a cactus, adapt to desert life?

Diabetes

Too much blood sugar isn’t good! Learn about diet, weight, insulin, and diabetes.

Diagramming Sentences

Learn how to diagram all the parts of a sentence, from adjective to verb! But what on earth is a predicate?

Dialogue

How to recognize and write dialogue in novels, screenplays, and scripts.

Dictionary and Thesaurus

Tim and Moby teach you to look up and learn more about words and their meanings!

Diffusion

Do you smell a funny odor? Don’t let it disturb your equilibrium, instead thank diffusion!

Digestive System

Tummy rumbling? Find out how digestion happens, and what nutrients, saliva, and enzymes do for you!

Digital Animation

From computer-generated storyboards right through stills, images, and story. Tim and Moby have the inside scoop on animated films.

Digital Etiquette

Online etiquette is about more than asking that troll to please pass the mousepad! Learn the do’s and don’ts of netiquette, and how to create respectful emails, IMs, and blogs.

Dinosaurs

Tim and Moby take you on a dino-mite adventure through the world of the extinct

Disability Rights

Introduce the Disability Rights movement through the fight for Section 504, the law that paved the way for the Americans with Disabilities Act.

Distance Learning

Doing your school work outside of school can be a challenge! Follow these tips to set yourself up for success.

Distance, Rate, and Time

How long will it take you to get there, at 58 mph, with ten gallons in your tank, the wind in your hair, and a hundred kilometers to go? Tim and Moby figure it out.

Distributive Property

The distributive property involves addition and multiplication. So where do all the parentheses come in? Tim and Moby know.

Dividing Decimals

Tim and Moby share tips and tricks for dividing decimals, explaining how to remove those pesky points and make them reappear in just the right spot!

Division

Introduce the concept of division by dividing two-digit dividends by one digit divisors without remainders.

Diwali

They’re not just rows of lamps. . . they light the way to the biggest celebration on the Hindu calendar! Learn about the holiday of Diwali.

DNA

Unlock the secret code to DNA, the basis for all life on Earth!

Dogs

Purebred or adorable mutt, terrier or hound, Tim and Moby tell you everything you need to know about our pals the canines.

Dolly the Sheep

It's not science fiction anymore: Scientists in Scotland cloned a sheep. Learn about Dolly, the world's first clone made from adult DNA.

Dolphins

Friendly flippered mammals of the sea, whose echolocations help them get around safely and avoid becoming prey!

Drama

“Exit, pursued by a bear!” Learn about drama through the ages—comedy to tragedy, and ancient Greece through Shakespeare.

Drawing

From doodling around to shading, stipling, and etching—there's nothing sketchy about this movie on drawing!

Dreams

Like movies of your subconscious, mixed in with a little wish-fulfillment and some weird neural noise!

Droughts

Learn how local weather and climate conditions can lead to long-term water shortages.

Duchenne Muscular Dystrophy

Tim and Moby discuss the symptoms, effects, and treatments of this progressive muscular condition.

Dyslexia

Millions have lived with the reading disorder dyslexia, including some of the greatest artists and thinkers in the world!

Earth

From the oceans to the valleys, to the landforms, that we love! Tim and Moby talk about our blue, blue planet and its delicate atmosphere.

Earth Day

Look back at the history of Earth day, and share simple actions that anyone can take for the planet.

Earth's Atmosphere

It's the air you breathe, and so much more! In this movie, learn about the many layers of Earth's atmosphere!

Earth's Structure

We all know what happens on the surface of the earth, but what happens beneath the surface? Learn about your planet's internal structure!

Earthquakes

Tim and Moby introduce you to the mechanics of earthquakes, natural disasters measured by seismograms and caused by tectonic shifts.

Easter

Teach students about the most significant holiday in the Christian faith.

Eating Disorders

The causes and treatment of this devastating psychological condition which leads to starvation, binging, and purging.

Ebola

A deadly virus that's difficult to spread

Eclipse

In ancient times, an eclipse was often a harbinger of impending doom! Now we know better. Check this out to learn about eclipses, both solar and lunar!

Ecosystems

Ecosystems are all about community—but not always in a friendly way! Learn how organisms’ relationships with each other and their environment perpetuate life on Earth.

Edgar Allan Poe

Calm your tell-tale heart: This movie about macabre author Edgar Allan Poe isn’t nearly as frightening as his tales!

Egyptian Pharaohs

Why did Cleopatra and King Tut hold those crooked canes? Discover what it meant to be a pharaoh, and why pyramids meant so much to these supreme monarchs.

Elapsed Time

Analog or digital, time flies! Learn the importance of managing time in everyday planning and in working time-related equations.

Eleanor Roosevelt

This First Lady was just as influential as her husband (Franklin) and her uncle (Theodore)! Learn how Eleanor Roosevelt went from Depression-era icon to the United Nations.

Election Night 2020

Election Day 2020 is today! Learn how the pandemic is changing the process, and what to expect on Election Night!

Electric Circuits

Tim and Moby give you a working knowledge of electrical circuits, including the power source, terminals, and volts. It’s all pretty shocking!

Electricity

Unpack the strange yet familiar phenomenon of electricity through a story of scientific discovery.

Electromagnetic Induction

Learn about a scientific discovery which changed our lives: How magnetic fields can create an electric current in a wire. It’s how you have electricity right now!

Electromagnetic Spectrum

Somewhere, over the...electromagnetic spectrum? Learn about radars, light wavelengths, and radiation. You won't get this story over the radio!

Electromagnets

Electricity and magnetism...two sides of the same coin.

Elephants

Meet the elephant, an endangered animal found throughout Africa and Asia that’s big on brainpower, big on appetite, and just plain BIG!

Elie Wiesel

Elie Wiesel endured one of history's darkest periods. Learn how he devoted his life to ensuring the world would never forget.

Elvis Presley

Learn all about Elvis Presley, the singer from Memphis, Tennessee who became the King of Rock n' Roll.

Email and IM

You can get into the tech stuff and let Tim and Moby tell you the definitions of SMTP and POP and what computers’ addresses look like, or just have fun emailing and chatting with your friends--but everyone should learn these important internet safety tips.

Emily Dickinson

Discover one of the most unique and influential voices in American verse

Endocrine System

Hello, Hormones! Learn about the body system that governs growth, energy, and all sorts of cellular activity.

Energy Pyramid

Tim explains that predator eating prey is the food chain’s way of distributing the sun's energy throughout entire ecosystems! What's a poor herbivore to do?

Energy Sources

Energy is all around us. Learn about the different ways we harness energy from nature.

Equations with Variables

Tim and Moby talk about variables, which are the x, y, and z of simplifying and solving algebraic equations.

Erosion

Learn about how water, wind, and time creates erosion and re-shapes the land. Tim and Moby have a hint for you: Drip, drip, drip...

Estimating

Sometimes accuracy’s over-rated! Whether you estimate or guesstimate, all you need is a little practical math.

Ethics

Learn about what ethics and ethical dilemmas are, and how to make good decisions in tough situations.

Etymology

Tim and Moby talk you through the study of words—their origins, meanings, and how wars change language!

Eugenie Clark

Explore the sea with Eugenie Clark, a trailblazing marine biologist and science communicator with a passion for sharks.

Everglades

Visit one of the most unique environments on Earth, with ecosystems featuring wetlands and crocodiles, manatees and mangroves! But how is water pollution affecting the area?

Exoplanets

Is there life out there? Maybe! That's why astronomers look for planets around other stars, and find the extraterrestrial world so fascinating. So do Tim and Moby!

Exponents

Need a simple way to express really big (or really small) numbers? Exponents give you the power!

Extinction

You don’t have to be a dodo to be confused by extinction! Tim and Moby give you the lowdown on extinct and endangered species, and the difference between the two.

Eyes

Just look at how pupils, lenses, and irises enable us to see the beauty in the world--including that piece of chocolate cake!

Faces

Eyes, noses, mouths, skin--we’ve all got ‘em! But have you ever thought about how much our faces say about who we are?

Fact and Opinion

Figure out the difference between what’s true, what’s not true, and when bias presents opinion as truth. Tim asks: Can you prove it? Well, can you?

Factoring

What do factors and multiplication have to do with breaking prime numbers into smaller pieces? Find out in this animated movie!

Fall of the Roman Empire

The Roman Empire went from the greatest heights of art and culture that the world had ever seen, to utter collapse. Learn the byzantine story of the fall of the Roman Empire.

Fannie Lou Hamer

Meet Fannie Lou Hamer, the civil rights activist who spoke up—and sang out—for Black voting rights in the South.

Fats

Do you know which fats are healthy, and which aren’t? Put down those chips, grab some (unbuttered) popcorn and watch this movie!

Fax Machine

What's that thing at your doctor's office that looks like a telephone with a printer?

Feminism

Is it radical to think we all deserve equal rights? Learn about gender discrimination through the years, the meaning of suffrage, and some famous feminist activists.

Feudalism

If you like knights in shining armor, kings, peasants and--er--plagues, pay fealty to this movie! Tim and Moby discuss life during medieval times.

Fibonacci Sequence

In movies, nature, code, and a math equation near you! Tim and Moby walk you through the series of numbers that make up the mysterious Fibonacci Sequence.

Filmmaking

Whether a movie’s a documentary, a short, or by Spielberg, they all need three things: Lights! Camera! Action!

Fingerprints

You're unique—right down to tips of your fingers! Learn about the one-of-a-kind patterns on your hands that help identify you.

Fire

Fire, fire, burning bright, see what sets a fuel alight! Tim and Moby ignite the mystery of combustion, the chemical reaction that makes flame possible.

Fireworks

O, Say can you See...What's cooler than a good firework? A sky full of great fireworks! Check out this movie for an explanation of how fireworks work, what chemicals create certain colors, and what gives a sparkler that fizz!

First Aid

We’re not applying pressure, but why not learn what a first aid kit contains and how to deal with cuts, scrapes, and more serious injuries?

Fish

Cold-blooded, scaly, and tasty vertebrates! Tim and Moby fill you to the gills with information about our finned friends, the fish!

Fitness

Breaking a sweat can make you look good, control your weight, and improve your health.

Five-Paragraph Essay

Whether your essay is expository, descriptive, or persuasive, a five-paragraph format can help you organize your ideas and make a strong, well-supported argument. Write on!

Flattening the Curve

Coming to you from well over six feet away, it’s the debut of BrainPOP News! Our first story: flattening the curve.

Flight

Do wings and rudders, lift and drag make you nervous? It shouldn't. Tim and Moby take off on an explanation of the mechanics of flight!

Floods

Surging forces of nature brought to us by storms, tides, and mankind! Tim and Moby explain one of the most common natural disasters, floods.

Flu

Coughing, sneezing, body aches, fever… Ugh, it’s the flu, and it’s caused by the influenza virus.

Food Chains

Predator or prey, consumer or producer? How about all of the above? Tim and Moby talk about how the food chain connects every species.

Food Safety

Refrigeration, pasteurization and expiration dates: Don't be chicken, learn how to keep your food safe!

Food Webs

Everybody eats! Sort of! All living things need food to survive, whether they make it on their own or chow down on other organisms.

Football

Fumbling by the goalpost? Kick-off by learning the basics of American football!

Forces

Forces constantly push and pull on everything in our world, including you! Find out how different forces make objects start, stop, stay, and go!

Forms of Energy

Get all charged up about energy with Cassie and Moby! They’ll introduce you to some of energy’s many forms, and how we use them.

Fossil Fuels

What makes cars go? Fossil fuels! What lights up gas grills and stoves? Fossil fuels! What's non-renewable and really bad for the environment? You know...

Fossils

BrainPOP’s dynamic duo will teach you about carbon dating and body fossils--which you might find in a tar pit--and trace fossils, which could be as simple as a set of footprints.

Fractions

The numerators and denominators of fractions represent pieces of a whole! Tim and Moby show you how visualizing everyday objects makes this math lesson easy.

Frankenstein

Meet the gothic monster of all monsters—and the woman who gave Frankenstein life!

Franklin D. Roosevelt

Our longest-serving president won four consecutive presidential terms, created the New Deal, and guided the nation through the Great Depression and World War II!

Frederick Douglass

Meet Frederick Douglass, who went from being enslaved to one of the leading American abolitionists of the 19th Century, and a crucial figure in Black History!

French and Indian War

Britain and France once fought over who’d dominate North America: Trade with Native Americans sparked this conflict, and a fellow called George Washington got involved!

French Revolution

Off with their heads! Discover how the French monarchy alienated its people and triggered a violent battle between rival factions.

Frida Kahlo

Like to draw self-portraits? Learn about the influential Mexican painter Frida Kahlo.

Friendship

Help students understand ways to strengthen their friendships and navigate friend drama and conflict.

Fuel Cells

Are you ready for the future of energy? While they're still being perfected, fuel cells are one of the most promising energy technologies to come around in a long while--talk about cool tech!

Functions

How can you save time when writing a computer program? Nat and Moby crack the code on functions!

Fungi

Mold, yeast, and mushrooms, oh my! Learn about the diverse world of fungi, from truffles to penicillin.

Galaxies

What do stars call home? BrainPOP’s starry pair talk about galaxies, constellations made of stars, gas, and dust and which make us ponder the nature of the universe.

Galileo Galilei

The amazing career of Galileo Galilei, the Italian mathematician, scientist and philosopher who got in big trouble for being non-heliocentric. Tim and Moby tell you how!

Game Theory

Tim and Moby negotiate their way through a movie on Game Theory, a field of economics that formulates mathematical strategies for complex situations.

Gas and Oil

Tim and Moby talk about our troublesome relationship with the car, and how refined fuels and carbon dioxide are contributing to the greenhouse effect.

Gears

This movie on gears really has some TEETH! And that makes sense, because gears wouldn’t work if they didn’t have those little ridges that keep them in place, helping the big gears line up with little ones, and increase a machine’s power or speed.

Genetic Mutations

Some are good, some are bad--but genetic mutations are powerful changes deep within a body’s chromosomal blueprint.

Genetics

All life on Earth has one language in common: the genetic code!

Geography Themes

Tim and Moby get that globe spinning and talk about what the geography of a country can tell you about its people, their culture, and their history!

Geologic Time

How do you measure billions of years? Tim and Moby look into eons, epochs, and periods. When geologists talk about a long time, they mean a lo-ong time.

Geometry

Tim and Moby go to any lengths to get you in line with your compass and protractor!

George Washington

The founder of our country, the first commander-in-chief, and a darn good general--George Washington wasn’t perfect, but he’s a truly revolutionary figure.

George Washington Carver

Learn how George Washington Carver became a renowned scientist during the Jim Crow era

Georgia O'Keeffe

A look at the life and career of the modern artist who brought you flowers, skulls, and beautiful Southwestern skies!

Getting Help

Sometimes all you need to do is ask. Tim and Moby tutor you in how to know--and where to go--when you need help.

Giant Squid

Giant squid off the port bow--prepare the tartar sauce! Tim and Moby talk about the wriggly underwater world of squid, octopi, and mollusks.

Gills

How do cold-blooded creatures breathe underwater? Gills! But it’s not actually water that fish are breathing. Tim and Moby teach you more.

Glaciers

See how drastically glaciers form and erode the land, and learn about the two kinds of glaciers, in this BrainPOP movie. Brrr--it's feeling chilly in here!

Global Positioning System

GPS receivers are great at helping you get un-lost, but just how the heck do they work? Tim and Moby explain satellites allow you to pinpoint your exact latitude, longitude, and altitude. So why do I keep getting lost in the first place?

Gold Rush

There’s nuggets of gold in them thar hills! Or rather, there were. Tim and Moby go panning through the history of the California Gold Rush, and the 49’ers who lived it.

Grace Hopper

Get to know Grace Hopper, the math professor turned computer programmer turned Navy admiral who charted the course for modern coding.

Graphic Design

Where do those images on billboards, posters, and tv come from? Let Tim and Moby teach you about graphic design.

Graphing and Solving Inequalities

Tim and Moby risk life and limb to show you how to graph and solve inequalities.

Graphing Linear Equations

Here's a plot for you: Tim and Moby teach you how to understand graphs, find trends, and even predict the future by graphing linear equations!

Graphs

Learn how graphs help people visualize data and make sense of it.

Gravity

It controls the tides, helps planets orbit, and keeps us all on Earth! Tim and Moby give gravity some love.

Great Depression

The 1929 stock market crash began the greatest economic slump of the 20th century, leading to strikes and rife unemployment. Then add a big old dust bowl to the mix. . .

Great Depression Causes

Discover why the prosperity of the Roaring Twenties couldn’t last, and how people’s spending and saving habits made a financial crisis inevitable. Tim and Moby wonder: Lesson learned?

Great Wall of China

Who built the Great Wall of China, and why? Tim and Moby stand on the watchtower and search for Huns and Mongols.

Greek Gods

How did they keep track of all those gods? It comes down to a realllly complicated family tree. Zeus, Hades, and Poseidon each rule different parts of the universe—and all the gods found creative ways of causing trouble on Earth. Each god and goddess had their own speciality, from the goddess of the hunt to the god of music, the god of war to the goddess of love, and more! Press "play" to learn more about the 12 Olympians and their role in Ancient Greece!

Greenhouse Effect

Learn what the greenhouse effect is, and how gases in Earth’s atmosphere contribute to deforestation and melting icecaps. Someone, open a window!

Groundhog Day

Burrow into the holiday of Groundhog Day, from its origins among ancient European tribes to its traditions today.

Groundwater

What do wells, springs, and wetlands have in common? Tim and Moby discover Groundwater in this geyser of a BrainPOP movie.

Growth

Hormones plus maturation equals growth! Learn all about how you grew from a tiny baby to the hugely fabulous person you are today.

Guns

Arm yourself with knowledge about the uses and dangers of firearms. Learn why guns can trigger some fierce debates, and what the Second Amendment has to do with it all.

Hackers

Learn all about the history of hackers: the good, the bad, and the gray area in between.

Hair

You’ve heard of blonde, brunette, and redhead. But what's vellum? And follicles? Get the 411 on those lustrous locks of yours!

Haitian Revolution

In 1791, thousands of enslaved people rose up to liberate themselves. Learn how their army defeated the mighty French Empire and established the first independent Black nation in the western hemisphere: Haiti.

Halloween

Ghosts, witches and goblins all know Halloween’s #1 rule: Don’t eat your candy all at once. Tim and Moby talk about the spooky holiday’s surprising history!

Harlem Renaissance

From Armstrong to Ellington, and Hughes to Hurston, a time of flowering in African-American culture and arts!

Harvey Milk

Meet one of the founders of the gay pride movement!

Haudenosaunee (Iroquois) Confederacy

Learn about the Six Nations of the Haudenosaunee Confederacy, Native Americans who put aside their differences to form a powerful alliance.

Headaches

From tension headaches to migraines, discover where headache pain actually originates. (It may not be from where you thought!)

Hearing

What? Did you know sound travels, and that the eardrum is a lot like a regular drum? Listen up and learn all about our sense of sound.

Heart

Be still, my fluttering heart! Or rather--don’t. A movie on how this major muscle is always beating, helping blood to circulate through your whole body.

Heat

You know about Farenheit and Celsius--but who’s Kelvin? Tim and Moby give you a high degree of info on how things get hot.

Helen Keller

Learn about the the admirable activist who overcame deafness and blindness to teach the world that people with disabilities can do anything!

Henry Hudson

The most famous explorer who never found what he was looking for

Heredity

Investigate the rules of heredity by learning about Gregor Mendel’s revolutionary experiments on pea plants.

Hibernation

Hibernation isn’t just sleep--it’s how animals go dormant and survive the winter. But do bears really hibernate? You’ll be surprised!

Hiccups

BOO! Everybody’s got a cure, but what’s the cause? Spasms in your diaphragm! Tim and Moby explain.

High Holidays

Introduce the two holiest days in the Jewish calendar: Rosh Hashanah, the Jewish New Year; and Yom Kippur, the Day of Atonement.

Hip-Hop and Rap

Trace the roots of this rich musical genre from its humble beginnings in the Bronx, New York, to its current global status.

Hiroshima and Nagasaki

The lesser of two evils? You decide. Tim and Moby talk about the atomic bombs that took an enormous toll on the people of Japan, but ended World War II.

Holocaust

How does a society go down the path to genocide? Learn about how the Holocaust happened, and how to recognize the signs so we can prevent it from happening again.

Homeostasis

Whenever you sweat, shiver, or get a fever, that’s homeostasis at work! Learn about how we warm-blooded animals stay cool.

Homer

Grab your toga and get ready for some epic tales of the ancient cultures of Greece and Troy.

Honeybees

Tim and Moby don protective beekeeper hats and introduce you to the buzzing, nectar-filled world of queens, workers, and drones.

Hormones

Wondering why you don’t look quite the way you used to? Might be those hormones kicking in for puberty, changing everything from height to hair to body shape!

Horses

Tim and Moby saddle up and talk about our equid friends! From workhorses to thoroughbreds, horses have helped people get work done since...when, exactly?

How a Bill Becomes a Law

It’s not easy to change the law--ask any bill! Tim and Moby follow the process that turns a proposed law into actual law, and encounter the President’s friend, Veto!

How Soap Works

Breaking news: Germs are not invincible. Watch our latest news coverage on how washing hands with soap helps keep everyone safe.

Hubble's 30th Birthday

Go, Hubble! It's your birthday! Go, Hubble...billions of years back in time! The Hubble Space Telescope is only 30 years old, but the knowledge it has provided is timeless.

Human Body

Step right up! Learn how the amazing human body grows, moves, senses the world, circulates blood, stands strong, and knows when to scream for ice cream.

Human Evolution

From the Flintstones through Darwin, how did humans evolve? Tim and Moby discover our relationship to other primates, and hang with an 800-lb gorilla.

Humans and the Environment

Learn how everyday things we consume affect our environment on a large scale, and how renewable, natural energy resources can help undo the damage.

Humidity

Water, water, everywhere—even in the air! Learn about humidity's role in weather and the water cycle.

Hurricanes

Batten down the hatches! Whether you call ‘em hurricanes, cyclones, or typhoons; they’re pretty scary storms. Tim and Moby tell you what you should know.

Hybrid Cars

A pretty neat invention! Tim tells Moby how a hybrid car combines the engine of a gasoline-powered car with the motor of an electric car in one high-tech package. But what’s regenerative braking?

Hydraulics

Tim and Moby in a piston-packing movie about the engineering feats of hydraulics, which uses the power of liquid to move machines!

Hyphens and Dashes

To avoid the all-too-common errors involving hyphens and dashes—and there are many—watch this movie start–finish!

I vs. Me

Getting personal with first-person pronouns is the object of this movie! Or is it the subject?

Ice Age

Learn how alligators could live in the Arctic, and meet some of the cro-magnons and woolly mammoths that roamed the Earth during the last ice age.

Idioms and Clichés

Every village needs an idiom. But using cliches makes for lazy writing!

Imagination

Memories, dreams, creativity, perceptions—All part of the world inside your head.

Immigration

Were your ancestors among the tired, the poor, the huddled masses?Tim and Moby discuss the history of immigration in the U.S., and where many of our families first landed.

Immune System

Before your next “Achoo!” Learn about white blood cells, antibodies and how vaccines work. Your body's lookin' out for you!

Impressionism

Impressive that all those little painted brushstrokes started such a big artistic movement.

Inca Civilization

Long before Columbus sailed the ocean blue, the Inca people built a vast empire. So how did how fewer than 200 Spanish conquistadors manage to bring the mighty empire down?

Inclined Plane

What do a doorstop, a ramp, and a screw have in common? Watch this movie to learn how this simple invention makes our lives easier!

Independent and Dependent Events

Flip that coin, roll those dice--but what are the odds you’ll get the outcome you want? Learn how to calculate the probabilities.

Industrial Revolution

Factories, railroads, looms, and steel: The Industrial Revolution made the world smaller and busier! But what negative effects turned out to be long term, and will our planet pay the cost?

Inequalities

Less than? Greater than or equal to? Huh? Learn the basics of inequalities with Tim and Moby!

Infancy

Drooling, teething, and oof--those diapers! Discover the mini-milestones infants go through every day.

Information Privacy

Hark! Who goes there? Learn all about information privacy, why you need a good password, and how to avoid malware and viruses when on the Internet.

Insects

Antennae here, exoskeletons there, insects can be found everywhere! Well, maybe not EVERYWHERE, but bugs can survive in almost any environment.

Interest

Got an interest in free money? Tim and Moby explain how the interest you accumulate is a percentage of what's in your bank account.

Interjections

Oh Boy! The exciting part of Grammar! Interjections!

International Space Station

You'll shuttle out of here and rocket forward as Tim and Moby take you on an animated tour of the International Space Station!

Internet

Ever wonder how information travels over the Internet? Tim and Moby serve up info on the largest computer network on Earth, and what browsers, URLs, and domains are!

Internet Search

Search smarter! Tim and Moby share tips for how to research anything online.

Interview with Dr. Fauci

Say hello to one of the most trusted people in America: Dr. Anthony Fauci! The National Institute of Allergy and Infectious Diseases director chats with Nat about COVID-19, and what kids can do to help stop the pandemic.

Interview with Dr. Zhang

Celebrate Asian-American and Pacific Islander (AAPI) Heritage Month with Nat and Dr. Feng Zhang, a groundbreaking Chinese-American scientist!

Intro to Area

Introduce strategies for calculating area, including tiling unit squares, multiplying length times width, and decomposing complex shapes.

Intro to Scientific Method

Learn about the steps of the scientific method, and how scientists use it to explain why things happen the way they do.

Inuit

Do you have what it takes to survive in an igloo, and to drive a dogsled? the Inuits do! How do these Native Americans harpoon a living in such a harsh climate?

Invasive Species

Most organisms can't survive outside their natural habitats. But invasive species thrive—and damage their new environment in the process!

Invertebrates

What do you call an animal without a spine? An invertebrate, that's what! Have a little backbone and learn all about these fascinating creatures from Tim and Moby.

Ions

What gives ions their charge? And can you put anions in a salad? Find out in this shocking expose.

Isaac Newton

Discover the life and legacy of Sir Isaac Newton, whose work revolutionized the fields of physics, mathematics, and astronomy.

Isotopes

Interested in chemistry? Learn why atomic number and an atom’s mass are so important to understanding isotopes, which are variants of chemical elements!

J. R. R. Tolkien

Take a trip to Middle-earth with Tim and Moby, and learn about fantasy author J.R.R. Tolkien!

Jack London

Tim and Moby follow the tracks of Jack London; sailor, adventurer, politician and famous author.

Jackie Robinson

Discover #42, the great athlete and pioneer who took on the difficult job of ending segregation in baseball. Why was Jackie Robinson’s number retired by every baseball team?

Jacques Cousteau

Plunge into the undersea world of Jacques Cousteau, a pioneering filmmaker and conservationist who revealed the many wonders of the deep!

James Madison

Political philosopher and writer (including the U.S. Constitution), ally of Jefferson and fourth President of the U.S., Madison might’ve been only 5”4 but he was a giant of a fellow!

Jane Goodall

Meet Jane Goodall, the famous primatologist and anthropologist who studies chimps in the wild, and is an advocate of ecological preservation.

Jazz

Bang those tubs, Hepcats! Learn the history and basics of jazz, from syncopation and sax solos to swing and bebop!

Jim Crow

Can separate ever be equal? Tim and Moby examine the rise and fall of legalized segregation under Jim Crow laws.

John Adams

This founding father from Quincy, Massachusetts, was the second President of the U.S., and his writings on the principles of freedom and republicanism were unmatched.

John F. Kennedy

Kennedy was president during the height of the cold war, and presided over the Cuban missile crisis while setting his sights on space travel and leading us towards a New Frontier.

Joints

The Hip Bone’s connected to the Leg Bone. . .but how? Find out how your bones move thanks to joints, and the difference between movable and immovable joints.

Judy Blume

Meet the writer behind "Superfudge" and "Blubber," and learn about her fight against censorship.

Jupiter

Everything's bigger on Jupiter—from the size of the storms to the pull of gravity itself! Learn more about the largest planet in the solar system.

Juvenile Idiopathic Arthritis

Arthritis doesn’t only affect grandparents; JIA is an autoimmune form of the disease that affects people up to 16 years old.

Kinetic Energy

Kinetic energy helps us do almost everything, from work to play. It’s what makes the world go round!

Korean War

Tim and Moby talk about the complicated relationship between North and South Korea, and how the U.S. got involved there in the first conflict of the cold war.

Kurt Vonnegut

Tim and Moby talk foma, wampeters, and granfalloons in our movie on author Kurt Vonnegut!

Labor Day

These days, Labor Day weekend means sales, parades, and picnics. But more than 100 years ago, it began as a way to honor American workers as they fought for better pay and job conditions.

Land Biomes

Deserts, forests, tundra...Tim and Moby tell us about all the Earth's different biomes and their delicate ecosystems! Anyone for a brief tropical holiday?

Lasers

Nothing says "beam of coherent light" like a laser! Find out how lasers are used in things like consumer electronics, communications and measuring devices, and very delicate medical procedures. Zap!

Latin Music

Ready for some salsa—hold the chips? How about a little merengue, or a quick tango? Learn about the many styles of Latin Music and the cultures they come from.

Latitude and Longitude

You take the high road, and I’ll take the low road. . . watch this movie and you’ll learn how to pinpoint your location on Earth using a special grid, and what the Prime Meridian is.

League of Nations

TIm and Moby discuss the League of Nations, an organization proposed by President WIlson to deal with international disputes. So why didn’t the U.S. join?

Leap Year

Hop on in and learn the compelling reason why February has 29 calendar days, but only once in every four years: It’s all to do with the seasons and the sun!

Leonardo da Vinci

This movie paints a picture of the original Renaissance man: sculptor, architect, engineer, scientist, painter and mathematician. Leonardo!

Levers

Identify the three classes of levers, and explain how they’re each suited to different tasks.

Lewis and Clark

Follow Lewis and Clark as they explore the U.S. interior and meet more than 50 Native nations!

Library Organization

Every library book has a call number, which tells you where it belongs on the shelves. Knowing how libraries are organized can help you find what you’re looking for, and discover new books that might interest you—of course, you can always ask a librarian for help!

Life Cycle of Stars

Our sun wasn't always the way you see it today. And it won't always be this way in the future! Explore the awesome wonders of red giants, white dwarfs, and black holes in this animated movie!

Light

Introduce the idea of light as a wave, and explore its behaviors, such as reflection, absorption, transmission, and refraction.

Line Plots

Demonstrate how to set up line plots and use them to find patterns in data.

Literary Genres

From comedy to mystery to science fiction, stories come in all different types

Logic Gates

Learn how computers process information!

Long Division

Introduce the standard division algorithm by dividing three-digit dividends by one- and two-digit divisors, with and without remainders.

Loops

Stay in the loop by learning helpful shortcuts for programming repeated actions in code!

Lord of the Flies

Tim and Moby introduce you to William Golding's great novel about lost children and the island society they create!

Louis Armstrong

Meet the trumpet-playing father of jazz, and find out why his nickname was “Satchmo”!

Ludwig Van Beethoven

He struggled with deafness but rose above it as composer of the greatest symphonies in classical music.

Lyme Disease

From the dangers of deer ticks to info about the “Bull’s Eye” rash--learn about Lyme Disease and how to enjoy summer without it.

Lymphatic System

Learn the mysterious workings of the lymphatic system, a special network of vessels, nodes, and organs that transports nutrients throughout your body. It’s a wild ride!

Madam CJ Walker

Learn about Madam C.J. Walker, a self-made woman who may have been America’s first Black millionairess.

Magna Carta

What does it mean when a monarchy is consitutional? Learn about the document that limited the powers of England’s kings and inspired America’s Founding Fathers!

Magnetism

From the North Pole to the South Pole, magnets are everywhere!

Mahatma Gandhi

He showed the world the power of non-violent protest, and highlighted the connection between colonization and racism.

Main Idea

Wait, what was that all about? Get to the gist of it, and learn how to find the main idea!

Making Inferences

Help student readers engage deeply with texts by combining clues they come across on the page with existing knowledge to form ideas—that’s inferring!

Malala

One child can change the world! Meet the inspirational activist and youngest Nobel Laureate.

Malcolm X

X marks the name of one of the most important leaders of the Civil Rights movement. Learn about the life and legacy of Malcolm X.

Mammals

There are three types: marsupials, placentals, and monotremes. So what kind of mammal is Tim? And what three things do all mammals have in common?

Mansa Musa

Learn about Mansa Musa, the man who put the African empire of Mali on the map!

Map Projections

Want to know how cartographers make 2D maps of our 3D planet? Get your head around it in no time flat!

Map Skills

If you didn't know that you never put a compass rose in water, it’s time to let Tim and Moby give you the latitude and longitude of map reading.

Marco Polo

His adventures in China are the stuff of legend, but his impact is an indisputable fact. Explore the legacy of Marco Polo!

Marie Curie

Tim and Moby explore the life of Marie Curie, the famous scientist who coined the term 'radioactivity,' and the first person ever awarded two Nobel Prizes.

Mark Twain

Tim and Moby introduce you to the great American writer and satirist, Mark Twain.

Mars

Take the opportunity to learn about Mars and how it came to be known as the "Red Planet." But guess what planet Mars is most like? Earth!

Martin Luther King, Jr.

“I have a dream ...” Who began one of America’s greatest speeches with those words? Learn about life of the civil rights activist and nonviolent protestor, Dr. Martin Luther King, Jr.

Matter Changing States

Abracadabra! Watch magical Tim take ordinary ice cubes and turn them into water, then steam! But can he reverse the process? Nope!

Maya Angelou

Explore the inspiring life and literature of this Pulitzer Prize-winning writer, poet, and dancer!

Maya Civilization

Join Tim and Moby as they explore this highly advanced pre-Columbian civilization and its hieroglyphs, pyramids, and Yucatan culture. But what caused the Maya’s collapse…?

Maya Lin

In the early ’80s, the contest to design a new Vietnam Veterans Memorial ended with a surprise winner—a college senior named Maya Lin. Her simple, powerful design faced serious opposition, but ultimately became a game-changer.

Mean, Median, Mode, and Range

Tim and Moby in a practical math movie where you can learn how mean, median, mode, and range help you work with sets and data!

Measuring Matter

Learn to measure matter in this movie on mass, volume, and density! But why is measuring matter so very important? Tim and Moby up your science skills.

Measuring Time

Teach how to measure time on a numberline, working both backward and forward, and crossing from a.m. to p.m.

Media Literacy

Turn on the TV, browse a blog, or flip through a magazine, and you'll be bombarded with complex messages, often intended to persuade or manipulate. Arm yourself with the tools to become a smart and savvy media consumer!

Melody and Harmony

See how a simple tune can turn into a masterpiece with melody and harmony!

Memorial Day

Enjoy the cookouts and the long weekend, but don't forget the real reason for Memorial Day: to honor the men and women who died while serving our country.

Menstrual Cycle

Hey, girls. Getting your periods doesn't have to be scary. Cassie and Rita explain this natural part of growing up.

Mercury

Mercury is the closest planet to the sun, so it takes a lot of solar heat! Take a (very) warm and wonderful voyage with Tim and Moby to find out more.

Mesoamerica

Get a glimpse of some of the most advanced civilizations in the history of the New World, including the Olmec, the Maya, and the Aztec. Moby’s there too, of course!

Metabolism

Catabolic, Anabolic, and Chloroblasts! No, not the names of Moby’s cousins, but a movie about the metabolism, the chemical reactions that allow all cells to function.

Metals

Learn about the luster and conducting magic of the elements and alloys we call metal, what oxidation is, and why ductility and hardness are so important. This movie's pure gold!

Metamorphosis

Come learn how tadpoles become frogs and caterpillars blossom into butterflies, through the transformation known as metamorphosis! But how can it be incomplete?

Metric Units

Learn how easy it is to convert centimeters to meters or kilograms to milligrams. But what do King Henry and chocolate milk have to do with it?

Metric vs. Customary

Why’d the metric system’s inventors chose 10 as a base? The answer’s at your fingertips!

Mexican Revolution

Meet the leaders and heroes of the Mexican peasants’ rebellion against oppression, from the visionary Madero to the legendary “Pancho” Villa. Viva la revolución!

Mexican-American War

Did you know the U.S. nearly doubled its size in the middle of the 19th century? Tim shows you how Texas’ annexation as the 28th state led to the Mexican-American War.

Michelangelo Buonarroti

“He’s good but he’s no . . . oh wait, he is Michelangelo!” Learn about the master Italian renaissance sculptor, painter, architect and artist.

Microscopes

Tim and Moby teach you how microscopes use convex and concave lenses to magnify objects we want to see super-close. It's like ocular magic!

Middle Ages

A time of darkness between the fall of Rome and the Renaissance, or a thousand-year era amazing artistic, poetic, and architectural achievements? You decide!

Migration

Those seasonal flocks of birds over your head, intent on Florida? That's migration, the instinctive re-homing of animals caused by changing seasons.

Milky Way

Tim and Moby spout off fun facts about the galactic spiral of stars that is the Milky Way, the place Earth--and the rest of our solar system--calls its home.

Mindfulness

Feeling overwhelmed? Take a deep breath and learn how mindfulness can help quiet a chattering brain.

Mineral Identification

Is this a diamond I see before me? Or Quartz? Maybe it's graphite? Learn how to identify similar-looking rocks using the Moh's hardness scale.

Miranda Rights

Learn about the constitutional rights of criminal suspects, and how they came to be called Miranda Rights.

Misplaced Modifiers

Avoiding misplaced modifiers is essential to good grammar and concise writing. So, where exactly do I put this adverb? If only I knew!

Mitosis

You'll find out how cells divide, how organisms grow, and what chromosomes do, as Tim and Moby explain the stages of mitosis in this BrainPOP movie.

Mixed Numbers

I say! Did you know a fraction can be improper? Tim and Moby teach you all about mixed numbers.

Moles

Sorry, no furry critters involved in this movie! The mole's an important concept in chemistry which is ideal for counting tiny particles like atoms and molecules.

Mollusks

How do clams move? What makes squids ink? Is an octopus symmetrical? Tim and Moby help you wrap the tentacles of your mind around the lives of mollusks!

Money

Tim and Moby travel back in time to find the origin of money and how we got from trading cows to bartering favors to paper and coins. This money movie's minty fresh!

Monotremes

Throw a shrimp--or some termites--on the barbie and learn about monotremes, the weird and occasionally duck-billed group of mammals found mainly in Australia.

Mood and Tone

Find out how mood and tone affect the style of a piece of writing!

Moon

Space is vast, but we're lucky to have a close neighbor: It waxes, it wanes, it controls the tides! Watch this movie to learn about our planet's nearest companion, the Moon.

Moon Phases

Kids aren’t the only ones who go through phases: The Moon has a few of its own. Waxing and waning you might have heard of, but what's a gibbous Moon?

Mortgages

Rita and Moby give you some prime information on what happens when the bank loans you money to buy a home.

Mount Everest

As every Himalayan mountaineer knows, at the top of Mount Everest every breath contains only one-third of the oxygen you get at sea level. Good thing Moby has built-in oxygen tanks.

Mountains

Ah, the beauty of a mountain's peak, the drama of a volcano’s eruption! Find out how these are served up on (tectonic) plates!

Mourning

How do we grieve for the dead? Different ways in different cultures, but ceremony, commemorations and memorials help to alleviate and share our grief.

MP3

Whether it’s an iPod or a Gigabeat, you hear about MP3s all the time, but exactly what are they? Tim and Moby explain this interesting file format in this snappy animated movie.

Multi-Digit Division

Learn how to divide numbers with multiple digits, using partitioning and area models.

Multi-Digit Multiplication

Learn how to multiply numbers with multiple digits, using area models and the standard algorithm.

Multiple Sclerosis

Learn about this unpredictable autoimmune disorder, its symptoms, and what people are doing to help find a cure!

Multiplication

Introduce the basics of multiplication while helping Tim feed the zoo animals.

Multiplying and Dividing Exponents

This BrainPOP algebra movie gives you the power! Tim and Moby multiply and divide numbers with exponents.

Multiplying and Dividing Fractions

Tim and Moby show you how to multiply and divide fractions in this BrainPOP movie! Dividing can actually make a number bigger?!

Multiplying Decimals

Put your money where your decimal is by learning how to multiply decimals!

Mummies

Mummies aren't really scary—but the mummification process might be! Learn how ancient Egyptians prepared the dead for the afterlife.

Muscles

Flex those abs, pecs, and triceps--but watch out for cramps! All about our muscles, how they work and what powers them.

Musical Scales

Pitch, Octaves, and Harmonies--get the do-re-mi on how music is made!

Nails

Scratch the surface of this movie and learn about your finger and toe nails! Why you shouldn’t bite ‘em, what they allow you to do, and how much they grow in a year.

Nanotechnology

A microscopic robot roaming through the human body, killing cancer cells--wasn't there an 80s movie about that? Tim and Moby wrap their tiny minds around the weird science of nanotechnology!

Napoleon Bonaparte

This defender of liberty became just another power-grabber, or did he? Learn about the Corsican general who became Emperor and eventually met his Waterloo when fighting the English.

Native American Traditions

From the six nations of the Haudenosaunee in the Northeast to the Diné in the Southwest, there are hundreds of Native American nations in the United States alone. Get started on learning about them with this movie!

Natural Disasters

We can’t control ‘em, but we can be informed and prepared. Tim and Moby talk hurricane, earthquakes, tornadoes and other natural disasters.

Natural Resources

We thought we could never use up the forests, trees, soil, plants and water. We were wrong. Learn how we can renew our precious natural resources!

Natural Selection

Find out how Darwin went to the Galapagos Islands and discovered how species adapted surprisingly, evolved differently, and yet are still connected.

Neptune

Tim and Moby check out the little blue planet of Neptune and the funky clumpy rings that surround it.

Nervous System

It helps you tickle, itch, and recoil! Don’t get nervous about this movie--learn how the nervous system coordinates all your actions.

Neurons

These brain transmitters are like organic wires, carrying thoughts and senses around your body!

New Deal

The New Deal (and Social Security) grew out of the Great Depression of the 1930’s, and from FDR’s fireside chats with the American people. Learn about the programs that preserved lives and dignity.

New Year's

It's celebrated the world over, but not always at the same time, or in the same way! Tim and Moby make a resolution to take you to different corners of the globe to celebrate the new year!

Newton's Laws of Motion

From shooting basketballs to shooting stars, Newton’s laws explain motion across the universe.

Nikola Tesla

Step into the world of Nikola Tesla, the man who electrified our lives!

Nitrogen Cycle

Explore how gaseous nitrogen is transformed into proteins that can be used by plants, animals, and even people! Tim and Moby follow the path of a nitrogen molecule.

Nobel Prize

It’s one dynamite prize! Learn about Sweden’s annual Nobel Prizes, and people you know who’s won (Hemingway, Curie, Einstein, Obama...)

North Korea

How does North Korea's regime keep its iron grip on power? Find out by getting a glimpse into life in the most isolated country in the world.

North Pole

Grab your compass and a warm coat, and come on a little polar expedition with Tim and Moby. You’ll meet Inuit and seals, see a few ice caps, and think about what global warming might do to it all!

Note-Taking Skills

Taking notes helps you learn while you listen!

Nouns

They’re plural, they’re proper, and good luck speaking without them! Tim and Moby talk nouns.

Nuclear Energy

Unlock the awesome power of the atom with this movie on nuclear power! Learn the pros and cons of nuclear energy, plus some alternatives scientists are researching.

Nutrition

Feeding your body empty calories is like trying to fuel a car with mud! Learn the hows and whys of a balanced diet, from proteins to carbs to vegetables.

Obesity

Explore the roles that diet, physical activity, and genetics play in the obesity crisis, and learn the choices you can make to stay healthy. (Mmm, grapes!)

Ocean Currents

How does warm water from the tropics causes mild climates in Western Europe? What’s a gyre? And the global conveyor belt? The answer's current, baby--ocean current.

Ocean Floor

Underwater mountains and shelves? Discover how ocean currents and the movement of tectonic plates forms trenches, valleys, plains, and ridges.

Oceans

Atlantic, Pacific, Indian...it’s really all one continuous oceanic mass that takes up more than 71% of the Earth. Know your salt about our oceans!

Olympics

What happens every two years, involves bronze, silver, and gold medals, and is loads of fun? Why, the Olympics, of course! Learn about this international pursuit of excellence.

Online Safety

The Internet is useful and fun, but is it safe? It can be, if you follow Moby's simple tips and learn about digital citizenship and how to manage chat rooms, IMing, and cyberbullying!

Online Sources

Not all online sources are created equal! Learn how to evaluate information on the Internet to separate the dependable from the dubious.

Oprah Winfrey

From Mississippi to Chicago to the World, Oprah Winfrey has become one of the most influential people in the media. Get to know this talented game-changer!

Order of Operations

Tim and Moby order you to make math easier! Addition, subtraction, or division, you’ll get it all serenely sorted

Organic Food

No hormones, radiation or genetic modification--but is organic food actually healthier? Tim and Moby chew the subject over.

Ottoman Empire

Witness the rise and fall of the mighty Ottoman Empire, one of the largest empires in world history!

Outer Solar System

Find out what kind of interstellar orbiting is going on in the far reaches of the solar system, and just what Tim and Moby have to say about it.

Outlines

Tim and Moby show you how to research and organize your thoughts on a topic before you write!

Ozone Layer

Trust us on this: You love the ozone layer! Find out how changes to the earth’s atmosphere have affected the sun’s rays, and what we can do about it.

Pablo Neruda

Meet the famous Chilean poet, statesman, and political activist.

Painting

It started with the cavemen (though they weren’t big on abstracts or acrylics.) Get perspective on one of the world’s oldest art forms.

Pandas

What’s black and white and endangered and so cute it hurts? Pandas! Find out what’s being done to help our bamboo-eating pals.

Parallel and Perpendicular Lines

Tim and Moby give real-world examples of lines that are parallel, lines that are not parallel, and lines that intersect parallel lines.

Parallel Structure

Use the simple rhetorical technique of parallelism to make your writing stronger and more persuasive!

Paralympic Games

Calling all sports fans: It’s almost time for the Paralympic Games. Meet two medal-winning athletes, and get ready to cheer on the home team!

Paraphrasing

Learn how to use quotes or when to summarize to paraphrase, not plagiarize!

Parenthood

Babies are cute, but they’re a huge responsibility, too. Learn about one of the most challenging (and rewarding) jobs in the world: parenthood!

Parliamentary System

Parliamentary governments are the world's most popular form of democracy. Learn how their powerful legislatures lay down the law!

Parts of Speech

An explanation of the basic parts of speech: nouns, verbs, adjectives, and adverbs.

Passive Transport

Tim and Moby teach you about passive transport and how cells’ membranes get everything they need from their environment.

Pasteurization

Watch this movie and don’t cry over unspoilt, pasteurized milk! And if pasteurization kills bacteria and germs, what’s ultrapasteurization?

Patterns

Introduce number patterns with one- and two-step rules, while helping Moby improve his gaming skills.

Pax Romana

It wasn’t all gladiator battles and colosseums! The Pax Romana was a time of great peace and human advancement in government, law, and art. Tim and Moby don their togas.

Peak Flow Meter

Don’t gasp! Instead, learn all about peak flow meters, inhalers that calm your lungs and help control asthma.

Pearl Harbor

The attack on Pearl Harbor pulled the U.S. into World War II, changing the course of history. Learn about its causes and effects.

Peer Pressure

We all want to be popular, but there's a difference between friendship and conforming. Learn how to cope when the pressure’s on.

Pelé

One of the world’s great athletes, Brazilian-born Pelé broke records in the World Cup, then became the face of the American soccer league, too. Not bad for a poor kid who started at just 15!

Penguins

They’re flightless, tuxedoed, and occasionally even emperors--plus, they drink saltwater. Talk about an odd bird. Tim and Moby do!

Percents

Learn to rock the three ways of dealing with percents! Using proportions, beginning with a percent, and finding the percentage of any given number.

Percussion

Tim and Moby snare that rhythm and tell you all about rappin' a percussive beat!

Perimeter of Polygons

Teach how to find the perimeter of a polygon by adding up the length of its sides, along with two ways to determine the length of a missing side.

Periodic Table of Elements

Learn about all the elements on earth, plus their atomic mass and alkaline content, on the wondrous chart known as the Periodic Table of Elements!

Personal Hygiene

Keeping your body fresh and clean gives you confidence and helps you stay healthy. Discover the keys to personal hygiene, then go hit the showers!

Personal Pronouns

Find out how personal pronouns refer to their antecedents.

pH Scale

How does acid eat through stuff? What happens when you combine an acid with a base? Tim and Moby explore these questions and more in this non-neutral movie on the pH scale!

Photography

From Daguerreotypes to photojournalism to your school picture (aww!), photography shows us how we live.

Photosynthesis

Learn how solar energy is turned into chemical energy and how plants create glucose, their main source of fuel. But remember, you still have to water them!

Pi

Discover where the concept of pi comes from, what ratio it represents, and why all circles have it in common. Mmm, Pi!

Pirates

Avast ye, matie! Learn about the fearsome Blackbeard, and the secret buried treasure of Captain Kidd. Tim and Moby walk the plank to give you the legacy of the pirates' golden age.

Plagiarism

Don’t steal words: Learn what plagiarism is and how to avoid it!

Plant Growth

How does your garden grow? Flowers, fruit, and photosynthesis! Plus a whole mess of pollination. . .

Plastic

There's a future in plastics, and also a past! From the rubber balls the ancient Mayans used, to the polymers of today, learn about this versatile (and non-renewable) stuff.

Plate Tectonics

How did one continent become seven? Join Tim and Moby on their expedition to explore plate tectonics!

Plot

There's more to a story than a thrilling climax! Learn the structure of most stories, from exposition to resolution and all the action in between.

Pluto

Aww, let Pluto be a planet! No? Well, instead let's learn all about the dwarf planet Pluto, how it got demoted, and about its weird orbit and moons!

Pocahontas

Forget the fairy tale. Learn the true history of Pocahontas, the Native woman who connected two cultures in the early days of U.S. history.

Poetry

Tim and Moby get all poetic on you! The rhyme, rhythm and verse of one of the oldest literary forms.

Point of View

First person, second person, third person, oh my! Tim and Moby give you perspective on point of view in writing.

Political Beliefs

Democrat, Republican, or Green party, it’s important to understand what forms political beliefs, and how political ideologies divide opinions. Tim and Moby vote for you to watch this movie!

Political Parties

Learn the origins of and differences between Democrats and Republicans, plus the party affiliations of our most famous Presidents. But what about our nation’s smaller parties? And do any of these parties serve cake?

Political Party Origins

Say howdy to Founding Fathers like Thomas Jefferson, Alexander Hamilton, and James Madison, and discover the roles they played in the establishment of America’s two-party system.

Pollination

Hop from flower to flower as Tim and Moby explore pollination, pistil to stamen! And that's before we've even brought the birds and the bees into it...

Polygons

Learn what makes a polygon a polygon, what segments and vertices are, and some crazy names for shapes you already know! Enneagon, anyone?

Polyhedrons

Poly-who? Tim and Moby discover new names for pyramids and cubes, and learn some really long names for even more complicated figures!

Polynomials

Find out the difference between a monomial and a polynomial in this BrainPOP algebra movie.

Pop Art

Through its use of irony, comics, and Campbell’s soup cans, this 20th-century movement turned the art world on its head.

Population Growth

Our population is exploding! Tim and Moby talk about how that affects our resources and environment in this animated BrainPOP movie.

Portraits

Become an art detective: Use visual clues to discover all the things you can learn about a person from their portrait.

Possessives

Hey--that’s mine! Discover the grammar of ownership by using apostrophes, possessive nouns, and pronouns.

Potential Energy

What’s full of energy, even when it’s perfectly still? Anything that has potential energy!

Power

What's it take to get work done quickly? Power, dude. Power. Tim and Moby discuss power and its cousins, work, effort, and force!

Powwows

Trace the roots of Native American powwows, and learn about the dances and regalia.

Precision and Accuracy

Bull’s Eye! Learn the difference between precision and accuracy, which are kind of like measurements of measurement!

Pregnancy and Fetal Development

Learn about all the steps of a pregnancy, from fertilization to parenthood. And it all begins with two cells.

Prepositional Phrases

Learn what a preposition is and how to identify prepositional phrases.

Presidential Election

Hit the campaign trail with Moby and Rita to find out what it takes to become president and how America selects its Commander-in-Chief.

Presidential Power

Learn about the daily work of the President, the powers he has and doesn’t have, how his policies affect other branches of government, and all about the Commander-in-Chief’s interesting friend, Veto!

Prewriting: Choosing a Topic

Learn some prewriting strategies that will help you to generate ideas and find a topic that gets you going!

Prewriting: Organizing Your Thoughts

Save time by organizing your thoughts and mapping out your writing!

Pride Month: Interview with Ose Arheghan

Happy Pride Month! Meet Ose Arheghan, a student activist, who shares their experiences supporting the LGBTQ+ community and explains how young people can use their voices to create change.

Primaries and Caucuses

The road to the White House begins long before Election Day. Learn about primaries and caucuses—the elections before the election!

Primary and Secondary Sources

Help students understand the differences between primary and secondary sources, and how to evaluate and use both types in class assignments.

Primates

Tim and Moby are bananas about the diverse group of mammals that includes monkeys, apes, marmosets, and you!

Prime Numbers

Learn how every whole number greater than 1 is either a prime number or formed by multiplying prime numbers together. And the biggest prime number? No one knows!

Problem Solving Using Tables

Math tables don’t have salt shakers! Tim and Moby help you solve problems using rows, columns and data.

Property Changes

It's nothing about flipping houses. Find out the difference between chemical and physical changes, and learn some real-life examples. Ice cream, anyone?

Proportional Relationships

Identify proportional relationships using pairs of values in a table, and practice using the constant of proportionality to solve problems.

Proportions

Tim and Moby time travel and cross-multiply! Learn how figure out the price of a movie ticket in proportion to income, and how to compare it to prices from earlier decades.

Protists

Protists have only one single eukaryotic cell, and some of them move! So you might find a few in the bottom of that very old yogurt pot (or you could just watch this movie).

Protozoa

Little guys that make a big difference! Protozoa are single-celled forms of life that can live inside other organisms as parasites, or in a state of symbiosis.

Puberty

Taller, hairier, and oh so hormonal! Learn all about the wild time known as puberty.

Public Speaking

Don’t be scared, be prepared! Tim and Moby’s tips for delivering a successful report or speech.

Pulley

The pulley is a super simple machine, that lets a person lift more than their own body weight! Tim and Moby discuss the concepts of resistance force and effort force, and how different pulleys can save you sweat and tears.

Pulleys

Introduce the different types of pulleys and how they help us lift heavy objects.

Punctuation

Punctuation’s function? It helps us understand who’s talking about what!

Pythagorean Theorem

Tim and Moby use the Pythagorean theorem to find the measurements of a right triangle’s hypotenuse and legs. Bet you didn’t know a triangle had legs!

Queen Elizabeth I

It’s good to be the queen--but rarely easy! Elizabeth I was a major figure of the Renaissance, a powerful leader and foe, and the final ruler of the Tudor dynasty.

Queen Elizabeth II

Meet history's longest-reigning British monarch!

R.J. Palacio

Meet the bestselling author of >Wonder, the reading-list perennial about a fifth-grade boy with facial differences.

Rachel Carson

Rachel Carson’s Silent Spring kickstarted the modern environmental movement and inspired millions. One book really can change the world!

Radar

Say--Is it coming towards or away from me? Tim and Moby talk about about the four main parts of a radar system, and how they all work together to find out location, speed, and direction.

Radio

Moby gets a little sentimental with all of TIm’s talk of antennae and transmissions, because radio broadcasts were the first real home entertainment systems! Learn about the difference between AM and FM, and how radio waves bounce into your home.

Radioactivity

When an atom gets unstable, watch out! In this movie you’ll see what kinds of rays or particles radioactive decay can create. Gamma-ray alert!

Railroad History

Whoo-whoo! One of the most important developments of the 19th century, railways spanned continents, enabled the settlement of the American West, and even helped the North win the Civil War!

Rainbows

Refraction, reflection, dispersion! Find out what’s really going on inside raindrops as sunlight separates into the wondrous colors of a rainbow.

Ramadan

Millions of Muslims follow the rules of Ramadan set out in the Koran, Islam’s holy book. Learn how Ramadan helps believers embrace the virtues of charity, self-discipline, and family togetherness.

Rational and Irrational Numbers

Tim and Moby introduce you to the difference between rational and irrational numbers. Remember, kids: Fractions put the “ratio” in “rational”!

Ratios

Nothing compares to this excellent movie! Nothing is a quarter as fascinating as this whole movie on ratios!

Reading a Newspaper

It’s one of the best ways to stay informed: Find your way around a newspaper, from byline to headline, sports to culture.

Reading Music

Not so sharp on finding the beat? We’ll pitch what you need to know about bass, treble, rhythm, and all the do-re-mi!

Reading Skills

Develop reading skills to improve comprehension, such as prepare, preview, skim, jot notes and make a movie in your head.

Recession

Learn about recessions and their impact on people

Reconstruction

Rebuilding the nation after the Civil War

Recycling

Develop your Earth awareness by paying careful attention to how you recycle—and when you can reduce or reuse instead.

Reducing Fractions

Most fractions can be reduced through simple division, and there is a real-world situation where reducing fractions comes in handy (hint: it involves pizza).

Refraction and Diffraction

Why do prisms do what they do to light? How do sound waves spread? And why do refraction and diffraction sound the same, but act so different? Answers inside.

Refrigerator

Excuse me, but does this milk smell funny? Tim tells you how refrigerant circulates through the coils of your refrigerator, keeping it nice and cold. You’ll even learn why it’s so warm behind a refrigerator. (Which is why you shouldn’t keep the milk there.)

Regions of the Thirteen Colonies

Learn the features that defined the New England, Middle, and Southern colonies, and set the foundation for America!

Relativity

Sometimes science is stranger than fiction! Stretch your brain to the limits of space and time in this animated movie!

Religion

Whether you go to a synagogue, a church, or a mosque, religion has always been a lifeline for questioning people. Tim and Moby discuss religions and the importance of tolerance of other people’s beliefs.

Remainders

Introduce the three strategies for solving division word problems with remainders.

Renaissance

Explore the Renaissance, when radical change in almost every aspect of society launched Europe out of the Middle Ages and into the Modern Era.

Reproductive System

A movie about how reproduction, and the seminal tale of when sperm meets egg and fertilization ensues. Hey, it happened to you!

Reptiles

Cold-blooded and hot off the presses! Learn all about reptiles in this BrainPOP movie.

Research

Research doesn’t have to be overwhelming! Learn how to focus your fact-finding on important questions to take your research project to the next level.

Reservations

Ever wondered why some laws on Native American reservations are different from the laws in the surrounding state? Learn about the sovereignty of more than 300 Native nations in the United States.

Respiratory System

How does oxygen get from the air outside our bodies into our bloodstream? Through the good ol’ respiratory system! Tim and Moby talk trachea and lungs.

Richard Nixon

The 37th President of the U.S., from young Navy officer to congressman, senator, and Vice-President, Nixon fought for success. But as President, despite diplomatic success with China and Russia, he engineered his own downfall.

Rise of the Roman Empire

It not only wasn’t built in a day, it was a long and bloody struggle! From Julius Caesar’s assassination through corruption and chaos, it took a lot to reach a time of extended peace in Rome.

Rivers

Open the floodgates of information to learn how rivers form, how they shape land, and how they’ve influenced human history.

RNA

Say hello to DNA’s little friend - RNA! Learn about the similarities the two share and how they work together to communicate with cells and create complex molecules like proteins.

Roald Dahl

Meet the writer who brought you James and the Giant Peach, Charlie and the Chocolate Factory and other timeless adventures!

Robots

Well, we think Moby’s pretty unusual--and this movie shows you just how true that is! Tim and Moby teach you all about the technical definition of a robot, and why robots are currently unable to work without human input.

Rock Cycle

Build a foundation for understanding Earth’s geological processes by following the transformation of rocks into different types.

Roman Numerals

Roman numerals are when letters act like numbers, and Tim and Moby are stuck in Rome trying to figure out subtractive notation.

Roman Republic

Examine the structure of the Roman Republic, and learn about what its Senate and consuls have in common with modern republics like the United States!

Ronald Reagan

This lifelong fan of FDR and former movie actor become a popular conservative by lowering taxes and overseeing the end of the Cold War! But his administration also left behind a legacy of debt and was tarnished by scandal.

Roots, Prefixes, and Suffixes

Expand your vocabulary by learning all about prefixes, suffixes, and root words!

Rounding

Tim and Moby estimate that this movie on rounding and practical math is only about three minutes long.

Run-On Sentences

Whoa, Partner! Where’re you going with that sentence? How to contain run on sentences.

Sally Ride

Follow Sally Ride's path to becoming the first American female astronaut, and her groundbreaking trip on the Challenger Shuttle. But how'd she get to know Moby?

Salt

Whether you call it sodium chloride or Sel de Mer, it gives life--and a tomato!-- its savor. Tim and Moby talk about this mineral and the interesting role it plays in health and in human history.

SARS

Severe Acute Respiratory Syndrome was a pandemic of the last decade--so what the heck is a coronavirus, and how do we avoid it?

Satellites

What satellites are, how they’re launched into space. and how they transmit information to receiving stations like NASA. Oh, and also to your phone and tv!

Saturn

There's more to Saturn than just rings! (Although we admit the rings ARE pretty cool.) Learn about the beautiful gas giant in this animated movie!

Savanna

What's that lurking in the tall grass? Lions, cheetahs, and wildebeests love the Savannah, and you will too! Learn about the climate of this grassy biome.

Scale Drawing

Learn to use math to scale a drawing so you can create maps, grids, and even buildings that are perfectly proportional.

Science Projects

We’ve come to the conclusion that science projects rock! Learn about hypotheses, how to conduct experiments, and other science skills.

Scientific Method

Apply the scientific method to investigate ideas and craft explanations based on data.

Scoliosis

Everybody’s spine curves a little bit, but some kids’ backbones curve too much. Learn about scoliosis, its detection and treatment.

Scopes Monkey Trial

The trial that decided what kids learn about human history. Darwinism and creationism were the focus of this debate between modern and traditional world views. But where does the monkey come into it?

Sculpture

It’s a relief to have Tim and Moby hammer down some facts about sculpture, from classical busts to surreal carvings.

Seasons

Spring into action! Find some summer love! Fall into this movie and learn about the seasons! Um. Uh, Winter! Winter, Winter, Winter.

Seed Plants

Fruit and flowers are pretty (or tasty) transports for gymnosperms and angiosperms, which keep plant life vibrant on Earth.

Seedless Plants

Move over, seed plants--the history of life on Earth would look a whole lot different if it weren’t for ferns and mosses! Tim and Moby don't spore a single detail.

Semicolons

Nope, semicolons don’t help you digest your dinner. Tim and Moby introduce you to a strange and useful punctuation mark!

Seminole Wars

Learn why the Seminole Tribe of Florida call themselves the "Unconquered People!"

Sentence Fragments

Do your sentences have all their parts? Tim and Moby predicate this movie on the fact that there are clauses other than Santa!

September 11th

The September 11, 2001 terrorist attacks on the Pentagon and the World Trade Center changed the course of American history. Find out what happened and why in this BrainPOP movie.

Setting

Learn how setting “sets” the rules and possibilities of a story, and how it works together with other story elements.

Setting Goals

Whether you're hoping to achieve something little or life-changing, setting a goal can make it happen. Learn how to take your vision from a dream to an accomplishment.

Seven Wonders

How DID they build that Mausoleum? And what about that garden in the middle of the desert? Tim and Moby will also show you what was the tallest building in the world until the 19th century!

Sex Determination

Did you know your sex is determined at the moment of fertilization? Learn how!

Sexual Reproduction

It’s not just the birds and the bees! Most species on Earth reproduce sexually. Sexual reproduction fuels evolution and is responsible for the incredible diversity of life on Earth.

Sharks

Learn all about the oceans' top predators!

Show, Not Tell

See how writers can make narration come to life using vivid descriptions!

Silk Road

The 6000 km. ancient trading route connecting East and West! Merchants, bandits, spices and jewels were joined together by overland and maritime routes that also united ancient civilizations.

Similar Figures

A triangle is always a geometric shape, but not all triangles are similar! Tim and Moby use congruent angles and proportionate sides to study similar figures.

Similes and Metaphors

There’s no comparison to this movie on how these simple poetic devices can improve your writing.

Simon Bolivar

How do you get known as “The Great Liberator?” Win independence for six countries! Follow the victories and defeats that marked Bolivar’s path in moving from revolution to independence in South America.

Simplifying Fractions

Would you prefer two-twelfths or three-eighteenths of a pizza? It's the same amount either way you slice it. Learn why!

Six Kingdoms

Sounds like a Tolkien book, but really the six kingdoms are about the classification of all species on earth. What kingdom do you belong in? How about Moby?

Skeleton

From skull to toe, the bones in your skeleton are specialized to support and protect your body.

Skin

Your epidermis is showing! Also your pores, flesh, maybe some zits. . .get the skinny on skin from Tim and Moby.

Skyscrapers

“S’cuse me, while I scrape the sky!” Tim and Moby talk about how these superstructures are made out of beams and columns to balance the forces of gravity, tension, and compression!

Slavery

Tim and Moby explore the rise and abolition of the African slave trade, and its lasting effect on the United States.

Sleep

Ah, to sleep--perchance to dream, sleepwalk, snore, maybe drool a little! Tim and Moby walk you through nighttime Zzzzzzzz’s.

Slope and Intercept

Figure out how to plot the x- and y-intercepts of a line and calculate its slope! Watch this movie before you decide to skateboard down Danger Mountain, ok?

Smallpox

A pox upon this virus! It caused ongoing epidemics--So who came up with the vaccination, and how did that change the world?

Smell

Get a whiff of this movie about the important olfactory gland, one of our most powerful and evocative senses!

Smoking

Learn how smoking damages your body, why it's so hard to quit, and why it's best never to start in the first place!

Snowflakes

Oh beautiful latticed icy crystals, how do you form? As you’d imagine, this winter-fresh snowflake movie is pretty cool!

Soccer

Tim and Moby pitch a movie about the most popular sport in the world--Soccer! (Known as football to folks outside of the U.S.) Get the info on everything from FIFA to the World Cup.

Soil

What's the difference between dirt and soil? How about between weathering and erosion? Tim digs for answers in this movie about the earth on Earth!

Solar Energy

An earth-friendly renewable source of energy that comes to us straight from the sun! Tim and Moby discuss the pros and cons. But how does it make our calculators work?

Solar System

Planets, moons, comets, and asteroids—learn what makes our solar system out of this world!

Solstice and Equinox

The longest day of the year? We love it! Follow planet Earth around the sun and the sun across the sky as we learn about solstices and equinoxes!

Sonia Sotomayor

As a girl growing up in the Bronx, Sonia Sotomayor dreamed of being a judge. With drive, smarts, and a passion for hard work, she became the first Hispanic justice on the Supreme Court.

Sound

Shhh...Can you hear that? It's the sound of a swell movie about sound! Learn how pitch, frequency, and vibration influence everything you hear.

South Pole

Learn about the animals and plants on the South Pole, and why the continent has no permanent residents but still needs to be governed. Also, did you know there are actually three South Poles?

Space Flight

Take an orbit around this space flight movie and learn the two basic types of rocket, how they get the thrust to launch from Earth, and about NASA’s shuttles and satellites.

Spiders

Yep, they crawl, spin webs, and suck the blood out of their prey. But spiders do a lot of good, too! Learn all things arachnid in this BrainPOP movie.

Spinal Cord

Tim and Moby ride the highway between your your brain and your peripheral nervous system--the spinal cord!

Sponges

Some sponges you use to clean the dishes, but some are ALIVE! So put down that loofah and thrill as Tim and Moby tell you all about this invertebrate animal!

Square Roots

Tim and Moby help you figure out what square roots are all about, and to learn the power of exponents. It’s hip to be square!

St. Patrick's Day

Put a shamrock in your lapel--it’s St. Patty’s Day! Did you know the man famous for driving the snakes out of Ireland wasn’t Irish, and wasn’t originally named Patrick?

Standard and Scientific Notation

Some numbers are too big or too small to fit on a page! Tim and Moby use decimal power, the power of tens, to show you about standard and scientific notation.

States of Matter

Solid, liquid and gas can be different states of the same matter. How? Tim and Moby show you how changes in temperature can really affect a molecule.

Static Electricity

It’s shocking! It’s current! This movie will spark your interest in static electricity (and teach how those charged atoms can make your hair stand on end).

Statistics

Stat! Tim and Moby learn how statistical studies take a sampling of large bodies of information and turn it into odds and probabilities.

Stem Cells

Tim and Moby talk about Stem cells, unspecialized cells which continue to divide and give rise to specialized cells, which can be used to cure different diseases! But is it right?

Steroids

There's been lots in the news about steroid abuse, from high school athletes to professional sports. Find out what these drugs do and why they're so dangerous.

Stock Market

Buy! Sell! But first, learn about the ups and downs of the stock market!

Stocks and Shares

What does it mean to own a piece of a company? And how do you buy in, anyway? Mateo and Moby delve into the world of corporations, what stocks are, and how investing can make you money--or lose it!

Strengthening Sentences

Don’t be passive: Put some muscle in your modifiers and volume in your vocabulary! Learn how to keep your readers interested.

Stress

Learn how your mind and body respond to nervousness and anxiety, and what you can do to relax those jitters.

String Instruments

From violins and guitars to pianos and hurdy-gurdies, this movie explores stringed instruments that are sure to resonate with everyone!

Student Rights

Learn the rights that all public school students enjoy, and also the restrictions on those rights. Tim and Moby discover what kind of privacy and expression is permitted in school..

Subject and Predicate

Ah, Subject and Predicate: Working together to bring you sentences since the earliest days of the English language!

Subject-Verb Agreement

See how a subject's number affects the verb that agrees with it. It’s so nice when verbs agree!

Submarines

Get your periscopes up and dive deep underwater with Tim and Moby as they explore the magical (and slightly tight) world of Submarines!

Substance Abuse

Have you ever wondered how drug abuse leads to addiction? Get the low-down on why drug use is such a bad idea.

Sumerians

Meet the folks who literally invented the wheel! Explore a typical Sumerian city-state, from the ziggurat at the center of town to the king who kept an eye on trade, politics, and religious ceremonies.

Sun

How cool would it be to have your very own star? Well, guess what - we do! So slather on the SPF and watch this movie about our life source, the Sun.

Sun Protection

Don't get burned--learn about melanin, UV rays, and sunblock. (Or you could fake tan, but you might end up as orange as Moby!)

Supply and Demand

Do you demand a movie on economics? Okay, then. We'll supply you with one. Tim and Moby have no shortage of information on money matters!

Supreme Court

Discover how many justices sit on the court, how they get there, and for how long they can hold their jobs. Also learn how their decisions affect the law, and what kinds of cases go to the highest court.

Surrealism

Dreams, imagination, and the subconscious + World War I, Freud, and Dali. They all add up to create the weird world of Surrealist Art.

Swine Flu

Get the facts about the swine flu virus: What it is, how an outbreak spreads, and what you can do to protect yourself.

Symbiosis

You scratch my back, and I’ll show you a movie on Symbiosis! It’s a mutual relationship between species that can be beneficial or (hello, fleas!) parasitic.

Taiga

If you’re all about a sub-arctic forest biome, the Taiga is for you! And so’s this movie on this ecosystem and its long, long winters.

Taste

Life would be bitter--not sweet--without our sense of taste. Tim and Moby talk about our tastebuds and tell you what on earth umami is!

Taxes

Believe us, Moby’s no accountant--but even he’s learning about the difference between sales and income tax, and how your salary affects your tax payment.

Tecumseh

The man who said “no” to Manifest Destiny. Tecumseh refused to let his people be shoved off their land, so this famous warrior and statesman built a mighty confederacy to challenge the government. Learn how the War of 1812 led to his downfall.

Teeth

Take a bite out of this movie on teeth and dental care--then floss and brush, baby--floss and brush!

Telephone

Hello, may I speak to Tim and Moby? Yes, hi, I was wondering if you could tell me about landline telephones? Like, what’s a wall jack and a base system? Yes, I'll hold for the answers.

Telescopes

Find out all about the optics of telescopes and how their stargazing abilities magnified our knowledge.

Television

We used to think that the TV was a magic box with tiny people inside it putting on a few little plays for our amusement! Now, thanks to this movie, we know better: Thanks to satellite, cable, and digital technology, we know they put on a whole lot of plays!

Temperature

Feeling a little hot under the collar? Or are you cool as a cucumber? Get a degree of information about temperature in this animated movie!

Tenses

Learn how to describe the past, present, and future. It’s all about conjugation, baby!

Terrorism

Terrorism is frightening, but the best way we can fight it is by living our lives without terror. Tim and Moby talk about extremists, terrorist groups, and September 11th. They also discuss how, for most people in the world, terrorism is an ugly, disgraceful tactic.

Test Preparation

There’s a big difference between cramming and preparing: Learn how to take a test!

Test-Taking Skills

Multiple-choice, standardized, quiz or exam? Other than study hard, how can you do best on a test?

Texas Revolution

The history of Texas is truly unique. Trace its journey from foreign territory to independent nation to 28th state in the union!

Text Structures

Attention, critical readers: Identifying the structure of an informational text can make it easier to understand, and help you retain the info!

Thanksgiving

Thanksgiving is about gratitude, good food… and plenty of myths. Learn the truth behind the historic meal that brought Native Americans and settlers together.

The Beatles

Learn all about the Fab Four and their run as one of the most popular rock bands of all time!

The House on Mango Street

Ever felt caught between childhood and adulthood? Then you'll relate to The House on Mango Street, a novel about family, friends, and growing up Chicana.

The Pride March at 50

June is Pride Month, when we celebrate the lesbian, gay, bisexual, transgender, and queer community. 2020 marked the 50th anniversary of the Christopher Street Liberation March, so co-founder Ellen Broidy joined Tim and Nat to discuss the origins and legacy of the first Pride parade.

Theme

Learn how authors use story elements like plot and characterization to develop a theme

Theodore Roosevelt

Lots of presidents have character, but this one was a real pistol-packer! 26th President, rancher, environmentalist, author, Army colonel...Theodore Roosevelt held all these titles and more! Next time you’re in a national park, grab a big stick and think of Teddy.

They're, Their, and There

What’s wrong with there word choice? A whole lot! Learn the difference between the contraction, the adverb, and the possessive pronoun.

Thomas Edison

The inventor who changed the world (but didn’t really invent the lightbulb), this famous scientist was known as The Wizard of Menlo Park. Learn about Thomas Edison!

Thomas Jefferson

The third President of the U.S. was one of the most influential of the Founding Fathers, and signed the Louisiana Purchase. But in writing the Declaration of Independence, his pen started a revolution!

Thunderstorms

What's that rumbling in the distant sky? It's rain! It’s lightening! It’s a thunderstorm! Tim and Moby investigate these awe-inspiring storms.

Tides

Find out how the moon controls the gravity of tides on Earth, and how tides can provide us with renewable energy sources!

Time Zones

What does your degree of longitude and latitude have to do with what time it is? TIm and Moby talk about time.

Titanic

They thought they built a ship the water wouldn’t go through! They were wrong, and it led to the most famous shipwreck in history. Here’s an iceberg of a tale about a shipwreck that changed maritime safety law.

To Kill a Mockingbird

Learn about gossip, racism, and small-town justice in Harper Lee's To Kill a Mockingbird.

Tornadoes

Come out of your basement and click on this weather movie about twisters, the windy natural disasters caused by changes in air pressure and wind direction!

Touch

All the sensations you experience, from a tickle to a sting! Tim and Moby help you feel your way around the sense of touch.

Touch Screens

Learn how touch screens use electrical fields to sense wherever you tap, swipe, and pinch.

Traditional Animation

From flipbooks to stop-motion, you’ll learn what makes Moby so darn animated!

Trail of Tears

Learn about one of the saddest episodes in U.S. history: the removal of American Indians from their native lands, and their tragic march through the Trail of Tears

Trans-Saharan Trade

Learn how the camel helped spur trade across the Sahara Desert in the third century, making Western Africa a major player on the world market.

Transformation

Moby gives Tim a geometry lesson in symmetry and transformation by translating, rotating, and reflecting him all over the kitchen!

Trials

Introduce the way trials work in the U.S. legal system, from what rights defendants have to the role of bail.

Tropical Rainforests

Welcome to the jungle! Learn how plants and animals are specialized for life in tropical rainforests.

Trouble for the Postal Service

Neither snow nor rain nor heat will stop U.S. Postal Office couriers from delivering our mail… but the new coronavirus just might. The USPS is in trouble, and the global pandemic is making things worse.

Tsunami

A shifting of tectonic plates, an underwater earthquake, a tidal surge and then--Tsunami! Learn about these forces of nature from Tim and Moby.

Tulsa Race Massacre

The Greenwood district of Tulsa, Oklahoma was a place of pride, opportunity, and achievement for its Black residents. But it was destroyed by a mob in 1921, in one of America’s worst episodes of racial violence.

Tundra

What's cold and dry and fragile but neat all the same? Why, it's tundra! Learn about this biome here! And let Moby know if you see any reindeer.

Twins

Whether identical or fraternal, having a twin would be a pretty cool thing. But how do twins happen--and which one gets the top bunk?

Two-Step Equations

A Two-step Equation is way more fun if you think of it as a dance and not math! Tim and Moby walk you through this easy algebraic formula.

Types of Rocks

What’s lava got to do with it? Did you know there are types of semi-liquid which can form rocks? Tim and Moby talk igneous and marble, erosion and minerals.

Types of Sentences

An explanation of declarative, imperative, interrogatory, and exclamatory sentences. Watch this! OK?

Types of Triangles

Hypotenuse, acute, or obtuse, Tim and Moby introduce you to some of the sharpest three-sided shapes around.

Types of Writing

Is your writing meant to tell a story, to share facts, or to persuade? Whichever it is, you’ll be using one of the three main types of writing: narrative, informational, or opinion.

U.S. Constitution

Get to know the U.S. Constitution—the living document that sets the rules for our government.

Underground Railroad

It wasn't a real railroad, but it did transport thousands of African Americans from slavery to freedom. Learn about the long and treacherous treks they endured aboard the Underground Railroad.

Underwater World

Oh coral reefs, underwater canyons, and waving sea anemone. . . let’s visit the world beneath the sea, for more than the halibut.

United Nations

What is a Secretary-General, anyway? Learn all about the important peace-keeping work of the United Nations, its history, and the four ways the UN can help developing countries. Peace out!

Uranus

Learn about the seventh planet from the sun, a weird place with flipped seasons and loads of orbiting rings!

Urinary System

We all pee, but why? Tim and Moby explain the urinary system and how your kidneys and bladder work.

Using a Calculator

What’s 234 subtracted from 129? How about 54 divided by 13? Tim and Moby add up the simple steps you need to know in order to use a calculator!

Vaccines

Yeah, shots aren’t fun, but neither are the measles, smallpox, polio or the flu. Learn about what vaccines are and why we’re so lucky to have these injections in our lives.

Valentine’s Day

Candy and roses and cards, oh my! Valentine’s Day might be all about love now, but the origins of the February 14 holiday may surprise you.

Variables

Variables aren't just for math equations! Learn how computer programmers use them to store and organize information in code.

Venus

Meet our sulphuric sister, the second planet from the sun, Venus!

Verbs and their Objects

Take action! Learn how to identify and use verbs, direct objects, and indirect objects.

Vertebrates

You crazy vertebrate, you probably haven’t even thanked your spine and skeleton today! Tim and Moby put a little backbone into this animated movie.

Veterans Day

How do we honor those who served? Learn about the holiday that pays tribute to the brave men and women of the military.

Video Games

Put down that PlayStation and watch Tim and Moby tell how video games are created. They describe the powerful microprocessors that allow computers and game consoles to create realistic 3-D worlds! Pow!

Vietnam War

Despite fierce protests at home and abroad, the Vietnam War raged on for years in the 1960s. Learn how the war started, what the domino effect is, and why America didn’t get out earlier.

Vikings

Tim and Moby take on Thor! Europeans lived in fear of Vikings, vicious raiders from the frozen North. These Norsemen were warriors who had surprisingly civilized legal codes and respect towards women’s rights.

Viruses

Learn what makes the tiny trespassers called viruses tick, and how our immune system keeps us safe.

Vision Problems

Whether you’re nearsighted or farsighted, at some point we all need an opthamologist. Learn about the windows to your soul, how eyes work, and how to take care of them!

Vocals

Learn how to sing, scat, or yodel like a pro in this movie about vocals!

Voice

High-pitched soprano or low-pitched bass, singing is fun. Talking's not so bad either, and Moby just loves to Beep! Learn why we sound the way we do.

Volcanoes

Violent eruptions! Huge plumes of gas! Rivers of molten lava! This movie investigates all this stuff and more!

Volume of Cylinders

What’s a cylinder? Discover how to find the area of a circle, where circles are found on cylinders, and what the heck Pi has to do with it all.

Volume of Prisms

Whoa--3-D! Tim and Moby learn the formula for the volume of a prism, talk about some prisms you already know, and ask what cubes and pyramids have to do with it all!

Voting

Voting: right or responsibility? Both! Find out where voting came from, and why democracies need the power of the people!

Wangari Maathai

Learn how a remarkable Kenyan woman fought for equality, democracy, and the environment… one tree at a time!

War

What is it good for? Tim and Moby look at the underlying reasons for fighting, and discuss what happens when nations cannot solve their problems with negotiation.

Waste Management

Where does the trash go after you leave it at the curb? It could be incinerated, to reduce 90% of its volume, or composted for use as fertilizer, or recycled for re-use! So what’s holding you up? Take out the trash already!

Water

Two-thirds of the earth is covered with it! It makes up most of your body weight! In this animated movie, Tim and Moby dive into the subject of water.

Water Cycle

Follow water’s journey around the planet, and relate the water cycle to other Earth systems.

Water Pollution

Learn how sewage, chemicals, and factory waste affect the water on our planet. Tim and Moby talk about how we can clean up our rivers, lakes, oceans, and seas!

Water Supply

The biggest difference between seawater and freshwater? Only the latter is drinkable! Learn how only a tiny fraction of the world's water is safe for humans, and how to conserve this resource.

Waves

Ocean waves and sound waves are really similar: They've got troughs and crests, and frequencies and interferences, but did you know earthquakes travel in waves, too?

Weather

Weathermen always going on about storm fronts and barometers, what does that mean exactly? Tim and Moby give you a hailstorm of weather information.

Weathering

Learn how rocks break down into soil and how natural forces like wind and rain can actually change the shape of Earth’s surface.

West Nile Virus

West Nile virus is a disease spread by mosquito bites. But don’t get scared--get educated! Watch this movie and remember to use your mosquito repellent.

Westward Expansion

Nineteenth-century Americans settled the western United States, but displaced Native Americans in the homesteading process. Tim and Moby look at the concept of Manifest Destiny.

Wheel and Axle

Learn about the wheel and axle, a simple machine that amplifies force to make objects easier to move.

Wildfires

Brush up on wildfires—learn why they spread, how they can be helpful and what you can do to stay safe.

William Shakespeare

He could do comedies, tragedies, histories and poetry. Learn about the greatest playwright in the history of the English language!

Wind

Where do those gusts come from? The answer, my friend, is blowing in the wind. . . and in the jet streams, and the doldrums.

Wind Energy

Find out how those turbine blades turn air into electricity, and why wind power rocks Tim and Moby into earth awareness!

Winter Holidays

Whether you celebrate with a tree, a menorah, a kinara, or just a cup of hot chocolate, you’ll learn something fun about winter holidays like Christmas, Hanukkah, and Kwanzaa in this BrainPOP movie!

Wolfgang Amadeus Mozart

Demystifying Mozart, the child genius who grew up to change music.

Women's Suffrage

It took suffragists about 100 years to win women the right to vote. What helped? The skills and connections they’d made fighting for abolition, the end to slavery.

Woodwinds

The answer, my friend, is blowing on the woodwind! Find out how clarinets and saxaphones make those sweet soulful sounds.

Word Problems

Do you wince when you see a word problem? No more! Tim and Moby learn the difference between a word problem and a regular math problem.

Work

Tim and Moby put a lot of effort into this look into what makes work work.

World Cup

Three cheers for our soccer-loving peers! Experience the passion and drama of the world's biggest sporting event!

World War I

How did the Archduke Ferdinand start this war? New military advances made WWI the deadliest war to its time. Tim and Moby talk about the loss of a generation and how reparations may have caused WWII.

World War II

Learn who fought in WWII: which countries were Axis Powers and who fought with the Allies. Learn about Hitler, blitzkrieg, the Blitz, and the terrible final bomb in Nagasaki.

World War II Causes

Introduce the causes of World War II, from the post-WWI rise of Fascism in Europe to the territorial expansions of Germany, Italy, and Japan.

Wounded Knee Massacre

On December 29, 1890, U.S. troops opened fire on a band of unarmed Lakota people. Learn about this shameful event in U.S. history, and how the Lakota people survived.

Wright Brothers

Fasten your seatbelts and take flight with the Wright brothers on their quest to invent the first airplane. 3, 2, 1… takeoff!

Writing In Sequence

Writing’s easy once you learn about sequence! Tim and Moby give you directions on using timelines to create order from beginning to end.

Writing Process

The main idea of this movie is learning how to organize, proofread, and publish your writing!

Yo-Yo Ma

Tune your ears to the story of the world’s most famous classical cellist.

Zaha Hadid

From swooping lines to sharp angles, learn how Zaha Hadid changed modern architecture, proving that her "unbuildable" designs could be built, after all.

Zika Virus

Zika has been around for decades, but it started making waves once it hit South America's shores. Find out why this virus has been hogging news headlines.