Grade 4

Did you know your nervous system helps you breathe? Or that your bones make your body's blood? This series explores the role of each of your amazing body systems and considers how the many… More →

Amazing Migrations introduces early fluent readers to some of the most amazing animal migrations in a fun, fictional approach. Readers will learn about the appearances, habitats, life cycles, More →

A miracle, a comeback, the GOAT taking home gold--some of the greatest stories of our day have happened on the field, ice, and gym. Follow the true story of athletes and teams who have gone… More →

The oceans are alive! Dolphins jump, jellyfish sting, and sharks bite. Discover how ocean animals move, hunt, play, and more when you dive into Amazing Ocean Life. There is so much to explore More →

What is a solar eclipse? Where can you see the northern lights? Find these answers and more in these fact-filled books. Amazing Sights in the Sky introduces the unique, natural wonders in the More →

Slither into your seat and get ready to learn about some amazing snakes! This series will ambush you with exciting facts about how snakes look, move, hunt, and more. Each book has active… More →

From skyscrapers up above to tunnels down below, the structures people build are amazing. How are they built? And why? Amazing Structures uses carefully leveled text and vibrant, full-color… More →

Rising out of New York Harbor is a colossal statue that's as tall as a skyscraper. Each year, millions of visitors travel from around the world to gaze at its beauty and to celebrate liberty. More →

When U.S. soldiers are hard at work battling the enemy, who can they turn to for help? America's military animals! From dolphins and sea lions that hunt for deadly sea mines, to dogs that are More →

Hidden deep in America's mountains, forests, and deserts are some of the most amazing animals on the planet. Unfortunately, few people have ever been able to see them--until now. In America's More →

Get ready to enter the wet and wild world of amphibiana! Here, children will discover some of the slimiest creatures that ever lived on land and in water. From jumping frogs that leap more… More →

Our modern world still benefits from the work of ancient civilizations! Everything from how we communicate to what we eat is based on the discoveries of ancient people. This fascinating… More →