Have you noticed that the moon sometimes seems to grow and shrink? Read and...More
Let's-Read-and-Find-Out about Endangered Animals Have you seen a northern...More
The earth is getting hotter, and not just in the summer. The climate of you...More
Winds whip. Waves crash. Rain pours down. A superstorm moves across the oce...More
The ocean covers almost three-quarters of the Earth, but how deep does it g...More
Germs are all around us, but they're too small to see. Many germs are harml...More
Light is all around you! It comes in many forms: Light from the sun brighte...More
Where is it partly cloudy and 860 F? Venus! This classic picture book is a ...More
Can you make an ice cube disappear? Put it on a hot sidewalk. It melts into...More
Will it be warm or cold? Should we wear shorts or pants? Shoes or rain boot...More
Follow that garbage truck...to the landfill to see how trash keeps piling u...More
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
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
Read and find out about the ups and downpours of the water cycle! With colo...More
Everyone knows that Tyrannosaurus rex is the huge dinosaur with sharp claws...More
In the ocean, sharks are near the top of the food chain. Sharks have the sa...More
