Grade 4

In this book, readers will learn about one of the important duties of active citizens. Why should we vote? Why is it a privilege? Vibrant, full-color photos and carefully leveled text will… More →

Waiters are people who help you order food when you eat out, but what else do they do? The grapheme /er/ is featured in this… Waiters is part of Decodables by Jump!, a comprehensive l More →

In this book, early fluent readers will learn how walruses live and survive in the ocean. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn more… More →

From the American Revolutionary War to the Cold War, conflict has been present throughout much of history. Through leveled text and vibrant, accurate images, this engaging series introduces… More →

Polar ice is melting, baking blacktop is splitting streets in scorching record highs, and the mercury keeps rising. What on Earth is causing this warming planet? As Earth's climate is… More →

The War on Terror was the longest war in American history. Both the War in Afghanistan and the Iraq War were major parts of the War on Terror. This hi/lo title takes a close look at the War… More →

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Most of our planet is covered with water. But how much do you really know about it? Turn the page to discover the many ways water can help us and harm us. Find out what exactly to do if you… More →

Four days of heavy rain sent water rushing toward Jeff Johnson's Iowa pig farm, threatening to flood everything in its path. The high waters could easily sweep away the animals, but Jeff had… More →

In Waterfalls, early fluent readers learn about the geologic processes that transform the earth into waterfalls. Vibrant, full-color photos and carefully leveled text will engage young… More →

In this book, early fluent readers will learn all about water spiders. Vivid, full-color photos and carefully leveled text engage young readers as they learn more about this arachnid's… More →