Grade 6 - 9

Nanotechnology uses materials that are smaller than a speck of dust. These nanomaterials are used to make waterproof clothing, medical devices, and more! In this title, readers will explore… More →

Neil Armstrong made a big leap for mankind when he took the first step on the moon in 1969. His interest and success in exploring outer space opened doors for the rest of the world. Beginner… More →

When Scott Swift adopted an Alaskan husky named Nookie, he was looking for a four-legged buddy to join him on outdoor adventures. Soon, Nookie would set out for adventures of his own--and… More →

Food gives us the energy to live our lives and stay health. Explore more about nutrition with content tied to the curriculum of upper-elementary and middle school students and… More →

Working out gives us the energy to complete everyday tasks without feeling tired. Explore more about physical fitness with content tied to the curriculum of upper-elementary and middle school More →

It's time to take to the skies. Fly high on a journey following trailblazers in the air. With engaging hi-lo content to draw in 5th through 6th grade readers and a 2nd to 3rd grade reading… More →

Reach for the stars! Blast off on a mission following trailblazers who set their sights on space. With engaging hi-lo content to draw in 5th through 6th grade readers and a 2nd to 3rd grade… More →

High-performance engines make these boats capable of incredible speeds. Young readers will learn how powerboats are designed to reduce wind resistance in their goal of reaching the fastest… More →

Robonauts have been built to be substitutes for astronauts. They are made to look and move much like humans so they can take over time-consuming or dangerous space work. This high-interest… More →

Twenty-five times faster than the speed of sound, rockets are high-speed space delivery machines. Every week, at least one rocket launches into space from somewhere in the world! This title… More →

When Mauro Prosperi set out on an ultramarathon through the desert, he didn't realize he would soon enter a race for his life. After a sandstorm sent Mauro off course, he had to do whatever… More →

Brothers John and Frank Craighill knew there was a problem when they saw fewer and fewer grizzly bears at Yellowstone National Park. But how did grizzlies--with a population size once as big… More →