What do bicycles, doorknobs, and screwdrivers have in common? All of them use wheels and axles to...

Solids, liquids, and gases are the three states of matter. But have you ever made matter change f...

In 1938, off the coast of South Africa, a woman found a strange blue fish with four stubby fins, ...

Statistical data and evidence-based claims are increasingly central to our everyday lives. Critic...

This book introduces young readers to volcanoes—what they are, how they form, and how they aff...

This handbook highlights a range of ground breaking, radical and liberatory clinical and critical...

YALSA Excellence in Nonfiction for Young Adults FinalistOne of the Best Books of the Year: Chicag...

The first African American to break the color barrier in modern major league baseball, Jackie Rob...

Rocks can be made of many different minerals. By looking at rocks closely, we can tell where they...

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging...

Why do some things heat up quickly while others don't? How can heat cause matter to change form-f...

This valuable book dispels common myths about acceleration, reviews social emotional consideratio...