Earth Sciences

Soil can be brown, black, crumbly, dry, wet--but so can dirt. So what's the difference? People often use the words "soil" and "dirt" to mean the same thing, but in science they are not the… More →

There are thousands of different kinds of rocks on Earth. But how did they all get there? Most of the rocks around us are millions of years old, and they are always changing into new ones. In More →

Squeak! A dolphin calls to a friend. It is time to play! These ocean mammals love to have fun. Beginning readers can learn about these playful animals with easy, predictable text and colorful More →

A little dragonfly hovers over a pond on a warm summer afternoon. Soon, summer will end, and the dragonfly will say goodbye to its home in the north forever. Why does it have to leave? Learn… More →

In Droughts, early fluent readers learn about the conditions that lead to and result from catastrophic water shortage. Vibrant, full-color photos and carefully leveled text will engage young… More →

The Midwestern United States was nicknamed "The Dust Bowl" in the 1930s because years of drought devastated the region. This book teaches why droughts happen, how they affect living things,… More →

From deserts and coasts to the bottom of the sea, dunes pile high around the world. The sandy structures change and move over time, all the while providing shelter to many plants and animals. More →

In Earth, early readers learn about the planet's unique characteristics and composition. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover the… More →

Are you ready to start your life on Earth 2.0? Learn about the dangers of fossil fuels and how they destroyed Earth. Then, discover what you can do to help save the world today. This engaging More →

The ground shook and buildings tumbled. San Francisco was struck by a violent earthquake during the early morning of April 18, 1906. Follow along with the true story of a city shaken into… More →

In Earthquakes, early fluent readers learn about what happens during an earthquake, including where and why earthquakes happen. Vibrant, full-color photos and carefully leveled text will… More →

The world starts shaking. Cups and plates rattle in cupboards. Books fall off of shelves. ItХs an earthquake! These natural disasters do billions of dollars worth of damage every year. But… More →