Zzzzzzz...Oh, hi there! We were just napping. In this BrainPOP movie, Tim and Moby teach you all about sleep and why we need it! You’ll learn exactly how your body rests during sleep, and what your brain does, too. Find out what would happen if you didn’t sleep for a day or many days - it’s not a pretty picture! Plus, you’ll discover the cycles that happen during sleep, some different theories on the development of dreams, and what we know about sleep in other animals. So wake up and get ready to learn about sleep!

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