Grade 4

In this book, readers will learn about one of the important and necessary duties of active citizens. What is jury duty? How does it work? Vibrant, full-color photos and carefully leveled text More →

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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 →

In this book, readers will learn all about the properties of crystals and what makes them so fascinating. Vibrant, full-color photos and carefully leveled text will engage readers as they… More →

In this book, readers will learn about the fascinating stories behind fossils and how they are preserved. Vibrant, full-color photos and carefully leveled text will engage readers as they… More →

In this book, readers will learn how 130 of the more than 3,000 minerals that exist form gemstones. Vibrant, full-color photos and carefully leveled text will engage readers as they learn… More →

In this book, readers will learn how the more than 600 different kinds of igneous rock all form from magma. Vibrant, full-color photos and carefully leveled text will engage readers as they… More →

In this book, readers will learn how intense heat and pressure changes rock so completely it becomes metamorphic rock. Vibrant, full-color photos and carefully leveled text will engage… More →

In this book, readers will learn about the unique chemical makeup that creates minerals. Vibrant, full-color photos and carefully leveled text will engage readers as they learn more about the More →

In this book, readers will learn about how rocks are formed, worn down, and then formed again to create the rock cycle. Vibrant, full-color photos and carefully leveled text will engage… More →

In this book, readers will learn about the layers of minerals and other rocks that compress and form sedimentary rocks. Vibrant, full-color photos and carefully leveled text will engage… More →

In this book, readers will learn about the incredible transformation caterpillars make into some of the most beautiful flying insects on the planet. Vibrant, full-color photos and carefully… More →