They are inside you right now! They are your bones, and they are helping to hold you up, keeping you moving, and doing all of the other jobs they are supposed t

They are inside you right now! They are your bones, and they are helping to hold you up, keeping you moving, and doing all of the other jobs they are supposed t

Noses are wonderful things. They help us breathe. They are lined with mucous and hairs called cilia, which trap germs and tiny particles that can make us sick.

How does your body use food? What happens to food after you chew it up and swallow it? What does your gallbladder do? How long are your intestines? Follow the p

Ears sit on opposite sides of our head. They are flappy bits of skin that stick out. Sometimes we decorate them with piercings. Ears are our own little satellit