Bedtime often seems to come too early, but what would happen if you never went to sleep? When scientists decided to find out, they discovered that your brain needs a rest after a long day of thinking, just as your muscles would need a...

When you were a baby, you didn't have any teeth at all. Then as you grew, your teeth started to come in. First one, then two - and finally, twenty teeth in all!But you won't keep these teeth forever. First one, then two, will wiggle l...

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 and surprising sounds.