What happens to a hamburger and all the other food we eat? Digestion! In your mouth, your stomach, and your intestines, food is turned into bones and muscles and energy for your body to use. Carrots and peaches, eggs and pickles, all make you stro...
“A fine resource for studying the senses.” -- Booklist
Put on your socks and shoes -- and don't forget your ears! We're going on a listening walk. Shhhhh. Do not talk. Do not hurry. Get ready to fill your ears with a world of wonderful...
Why do you get sleepy?
When you feel tired, your body is telling you that it needs a rest. Everyone needs sleep. Babies need lots of sleep. Grown-ups need less. But no one can go without sleep for long. A team of scientists stayed awake for ...