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  • 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