Grade 4

Poisonous Plants introduces readers to poisonous plants from around the world and the ways in which they defend themselves. From poisonous berries to beautiful, luring flowers, readers will… More →

Photosynthesis introduces readers to the amazing ways in which plants produce their own food and rely on the sun for survival. Readers will be fascinated with these plants’ powers! Vibrant,… More →

Pollinating Plants introduces readers to the amazing ways in which plants pollinate and the insects and natural elements that help them do so. Vibrant, full-color photos and carefully leveled More →

Prickly Plants introduces readers to plants around the world that use thorns, prickles, spines, and bristles to defend themselves. Vibrant, full-color photos and carefully leveled text will… More →

Engaging in our communities helps make our country stronger. How can we get involved? Each book in Being an Active Citizen outlines a specific duty we have as American citizens and ways in… More →

Finding rocks. Collecting fossils. Identifying minerals. Kids can’t get enough of geology and are always looking for more information. With its reader-friendly and interactive approach, each… 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 →

How do the three branches of the federal government share power? What makes state governments different from the federal government? How does local government work? Each book in My Government More →

Venus fly traps snap shut on their prey. Aloe vera plants can be used to soothe sunburns. Plant Power explores the powers of meat-eating plants, healing plants, poisonous plants, prickly… More →

In Airplanes, early fluent readers learn about the science, engineering, and physics that make flight possible. Vibrant, full-color photos and carefully leveled text engage young readers as… More →

In Cars, early fluent readers learn about the science, engineering, and physics behind their favorite vehicles. Vibrant, full-color photos and carefully leveled text engage young readers as… More →

In Helicopters, early fluent readers learn about the science, engineering, and physics behind helicopters in flight. Vibrant, full-color photos and carefully leveled text engage young readers More →