Grade 3 - 5

Gray wolves were predators that dominated the North American landscape hundreds of years ago. But when Mike Philips and Doug Smith relocated 14 wolves to Yellowstone in 1995, it was the first More →

Crash! Slam! Male rhinoceros beetles lock horns in a battle over a female. Ounce-for-ounce, they are the strongest animal on Earth! Learn more about this awesome animal with a mighty horn. More →

In Rivers, early fluent readers learn about the geologic processes that create rivers around the world. Vibrant, full-color photos and carefully leveled text will engage young readers as they More →

Rivers are important sources of freshwater for life on Earth! In this title, approachable text introduces the parts of rivers, the plants and animals that live in rivers, and the ways rivers… More →

Moving water cuts through plains and down mountains. Rivers and streams shape the world around them as they provide an important source of water for life on the planet. Explore more about… More →

In Robins, beginning readers will learn how these birds signal the arrival of spring, find food, build nests, and raise their young.. Vibrant, full-color photos and carefully leveled text… More →

In Rocks, beginning readers will learn about different types of rocks. Vibrant, full-color photos and carefully leveled text will engage young readers as they discover how to identify common… More →

In Rocks, beginning readers will learn to identify different kinds of igneous, metamorphic, and sedimentary rocks. Photos and carefully leveled text provide defining details for each kind,… More →

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In this book, early fluent readers will learn about the life, accomplishments, and contributions of chemist Rosalind Franklin. Take a Look! infographics explain STEM concepts, and sidebars… More →

Saber-toothed cats were powerful predators known for their long, sharp teeth! In this hi/lo title, reluctant readers are introduced to these ice age animals through leveled text and detailed… More →

Hidden in murky water, a fierce predator patiently waits for its next meal. A buffalo that gets too close to the water's edge is no match for the strong jaws of the hungry saltwater… More →