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How the Body Works

  • The Immune System

    Watch how your immune system fends off germs and learn what you can do to boost its power.

  • Heart & Circulatory System

    The heart is one strong muscle. Take a look at how it pumps blood around your body.

  • The Digestive System

    Did you know we start digesting food before we even eat it? Learn about the digestive system.

Explore the Body

Your Hair, Skin, & Nails

Hair

Skin

Nails

Your Bones & Muscles

Bones and Skeletal System

Muscles

Healthy Weight

Kids come in all shapes and sizes. But what makes a healthy weight? Watch this movie and find out.

Body Q&A

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    Wash your hands often, wear a mask when you are out and keep your distance from others, and always cover your mouth when you cough or sneeze. 

  • When mucus (or snot) in your nose, dirt, and other debris get dry and clump together, it’s called a booger. 

    Learn more

  • The body makes pee as a way to get rid of waste and extra water that it doesn't need.

    Learn more