Grade 4

How do gymnasts use physics to take home gold medals? What technology make Olympians' bicycles the best? Each book in STEM in the Summer Olympics highlights a different Olympic event and the… More →

What is it like to get trapped in a blinding sandstorm in the Sahara Desert? Or to be lost in a rain forest, battling stinging insects and other dangerous animals while trying to get back to… More →

What was life like in the past? Uncover the terrible tales, surprising stories, and hard-to-believe history from ancient times. Everything from Greek eyebrow fashion and Egyptian eggshell… More →

Have you ever dreamed of achieving unbelievable superhuman feats? Through approachable, leveled text, this series explores the world of superheroes and whether superhuman powers can become a… More →

Who discovered germ theory? Why do we need vaccines? When did people start using antibiotics? Each book in Super Science Feats: Medical Breakthroughs profiles a specific accomplishment in the More →

Supersonic Phonics Decodable Leveled Readers - a comprehensive approach to phonetically decodable reading! 166 titles across 13 levels with fun, quirky stories that engage young readers. This More →

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When faced with nature's life-and-death circumstances, how would you respond? Survival Stories recounts true stories of people overcoming adversity and surviving against the odds. Readers… More →

Face life-threatening events and escape death with this thrilling series. Young students will learn how to prepare for and act during extreme survival situations. True stories in each title… More →

Most people can fold a simple paper airplane, but this series flies far beyond simple. Step-by-step instructions help readers fold planes that swoop, loop, and soar! Each subsequent title… More →

Who are the guys behind Google? How did Bill Gates make his first million? This series explores the lives of the people behind some of technology's greatest innovations. As small start-ups in More →

From everything about animals and people to incredible information on buildings and history, how do we know so much about the world? We ask questions! Curious kids will love the fun format of More →