Grade 3 - 5

In Birds in Winter, beginning readers will learn how birds migrate or adapt to survive the winter months. Vibrant, full-color photos and carefully leveled text engage early readers as they… More →

Black bears and mountain lions clash when they meet in the forest! In this hi/lo book, readers explore the secret weapons of these predators. Vibrant photos and engaging features highlight… More →

Welcome, Agent 359. This file is full of top-secret information about black holes. Learn the basics of how black holes form, their different sizes, and how they were found. Then, discover… More →

African deserts and grasslands are a good place to find a variety of predators. Caracals rely on sharp claws and soft footsteps to pull off successful ambushes. But black mambas take down… More →

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

Heavy snow falls from the sky as the wind fiercely blows. The snow swirls around and around, making it impossible to see. In this captivating introduction to blizzards, early readers will be… More →

Why do female mosquitoes drink people's blood? They need it to make eggs inside their bodies. This is just one of many surprising facts children will discover as they explore the fascinating… More →

Stay away from the horned lizard or risk being sprayed with blood--from the creature's eye! The lizard has some amazing (and gross) ways of defending itself, from blood-squirting eyes to… More →

Horned lizards have a really gross way of staying safe from predators. They squirt a stream of blood from their eyes to scare their enemies away! This is just one of the fascinating facts… More →

Randy Kraxberger never expected his beautiful day skiing to be interrupted by a dangerous blizzard. Follow along with this action-packed graphic depiction of Randy's real-life survival. More →

Ka-boom! Tomatoes and pickles, onions and cheese, lettuce and patty all burst out from between two buns! It's time to deconstruct diets. Take a look at all the ingredients that go into a… More →

From the sky to the ocean, the animal kingdom as some beautiful blue creatures. The brilliant color helps some Animals hide and lets others stand out. Explore the wild world through colorful… More →