Grade 4

When Imka is saved by a real-life mermaid after falling out of her father's fishing boat, she must find a way to keep her new friend a secret. Can she keep the mermaid safe long enough for… More →

In this book, early fluent readers will learn about the causes, main events, key players, and lasting impacts of immigration through Ellis Island. Interesting photos and carefully leveled… More →

In this book, early fluent readers will explore the role of the immune system in a healthy, functioning body. Vibrant, full-color photos and carefully leveled text will engage young readers… More →

Butterflies, chickens, ladybugs, and other animals go through incredible changes in their lives. With its reader-friendly and interactive approach, each book in Incredible Animal Life Cycles… More →

Boom! A volcano erupts in the distance with thick, orange liquid flowing down its slopes. As time passes, the lava hardens and cools into a solid rock. But what type of rock is it? Learn all… More →

From the wheel to trampolines, these crazy inventions have changed our world. Learn about the ideas behind some of the most incredible inventions. This engaging hi-lo book draws in 4th and… More →

Athletes perform spectacular feats of strength and speed, but sometimes, a player or team rises above the rest to become a legend. From Michael Phelps' gold medals to Tim Howard's saves in… More →

In this book, early fluent readers will learn about the history of America's independence, including when, where, and who first celebrated the Fourth of July, its meaning, the traditions… More →

In this book, readers will learn about the unique and defining features of India. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn more about the… More →

India is the place to find the stunning Taj Mahal and the world's tallest peak, Mount Everest. Mount Everest rises nearly 5 miles into the sky! Children will learn all about India, a country… More →

In this book, early fluent readers will learn about the unique features, characteristics, and wildlife of the Indian Ocean. Vivid, full-color photos and carefully leveled text engage young… More →

In this book, early fluent readers will learn about famous shipwrecks in the Indian Ocean, including the HMAS Sydney, British Loyalty, and Maldive Victory. Learn about the final voyages of… More →