The miniscule critters featured in this fact-laden set have two things in common: they are all tiny, and they are terrifying! Readers are sure to enjoy seeing deadly animals from microscopic… More →

The world is full of unanswered questions! Examine some of the top secrets and unsolved mysteries in history with this spooky series. Readers will gather facts and learn from researchers as… More →

Have you seen a Bigfoot or heard rumors that Elvis is alive? People believe in all sorts of tall tales. But how can we know what is totally true? We use the scientific method! It's easy to… More →

What's sillier than a monkey in a spacesuit or potato passengers on… Not much! Take a hi-lo adventure about serious science you can hardly believe is true. Struggling readers in grades More →

Hi-Lo YA nonfiction. Understanding American Democracy introduces readers to the American democratic system of government, exploring its structures, functions, and history. Readers will learn… More →

The English language is filled with colorful idioms--but what do these phrases really mean? Our series presents dozens of common idioms and explains what they mean. Entries show how to use… More →

The United States is steeped in rich history and continues to evolve today. In the United States Encyclopedias series, readers will learn about the history of the US government and how it… More →

The Unofficial Guides series explores the various aspects of today's most popular games and programs including LEGO Mindstorms and Minecraft. Each collection covers topics ranging from basic… More →

Are we alone in the universe? What's inside our planet's core? Why do we dream? The world of science is filled with unanswered questions. Dive into the unknown and discover how scientists are More →

From land and sea to space, at home, and around the world, the U.S. Armed Forces defend and serve the American people. How do they train? What are their coolest tools and technologies? Here's More →