It's fall! The leaves are changing color. This Let's-Read-and-Find-Out pict...More

Read and find out about one of nature's most mysterious forces-the earthqua...More

Have you noticed that the moon sometimes seems to grow and shrink? Read and...More

Your skeleton helps you leap, somersault, and touch your toes-without it, y...More

The sun shines down on us, giving warmth and light. But did you know that t...More

What do you and a tuna have in common? You are both part of a food chain th...More

Let's-Read-and-Find-Out about Endangered Animals Have you seen a northern...More

You are lying in bed listening to the soft sound of rain. It has been comin...More

The earth is getting hotter, and not just in the summer. The climate of you...More

The earth-and everything on it-needs water. But lately, it's been unusually...More

Winds whip. Waves crash. Rain pours down. A superstorm moves across the oce...More

Millions of people live in cities around the world, but have you ever wonde...More

The ocean covers almost three-quarters of the Earth, but how deep does it g...More

Have you ever wondered how to get a computer to do something? First you nee...More

Why does a magnet pick up a paper clip but not a leaf or a penny? How can t...More

Everyone knows that Tyrannosaurus rex is the huge dinosaur with sharp claws...More

Germs are all around us, but they're too small to see. Many germs are harml...More

In the ocean, sharks are near the top of the food chain. Sharks have the sa...More

Light is all around you! It comes in many forms: Light from the sun brighte...More

Crawling through the dirt, worms are hard at work, helping plants to grow. ...More

Where is it partly cloudy and 860 F? Venus! This classic picture book is a ...More

Read and find out about the ups and downpours of the water cycle! With colo...More

Can you make an ice cube disappear? Put it on a hot sidewalk. It melts into...More

With colorful illustrations and engaging text, Phones Keep Us Connected is ...More

Follow that garbage truck...to the landfill to see how trash keeps piling u...More