What is this crazy thing called puberty that everyone’s talking about? In this BrainPOP movie, Tim and Moby tell you all about the hormonal changes that occur to both boys and girls during puberty. You’ll learn why boys’ voices get deeper and their muscles become more developed, and why girls begin their menstrual cycles and begin to develop breasts and hips. You’ll also find out about the emotional changes that occur during puberty, and why you might start to feel awkward around the opposite sex. Don’t worry about puberty - it just means you’re growing up!

Watch the Health movie about Puberty »