Recursos

Huff, puff and blow as hard as you can—do you think you can blow down a sand castle with your mighty breath? Blowing air erodes—wears away—sand and dirt. In Three Little Pigs, houses of straw or twigs ...

What do worms eat? They're wiggling out of the lawn, hiding under your flowers, and love to munch on things that you'd never want to eat for lunch, such as rotten vegetables. But what is a worm's favo ...

Cheery, colorful flowers make most everyone smile—and the blooming beauties smell lovely to boot! When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is ...