[Skip to Content]


  • Body Questions & Answers

    How do casts work?

    What causes hiccups?

    What's a bruise?

    What's a birthmark?

  • How to Clean Your Hands

    Think about the things you touched today — the toilet, your gaming device, and your desk. Washing your hands is the best way to stop germs from spreading.

    Find out more

  • Organize, Focus, Get It Done

    Here are three tips that help you get better at doing homework — or any big task.

    Read how it works

Emily's Story: Little Person, Big Life

Emily was born with a type of dwarfism. In this video, she talks about what it's like to be smaller than other people.

Icky Q&A

  • To understand boogers, you need to know about mucus. It has an important job protecting your nose and lungs. 

    Find out more

  • As soon as you scrape or break the skin anywhere on your body, special blood cells spring into action to form a protective scab.

    Learn more

  • Bacteria are to blame. These tiny critters normally inhabit your feet and love dark, damp places like the insides of sweaty shoes.

    Find out why they're there