Series

Do you embrace mystery? Or do you need to see it to believe it? This series will challenge your position as you explore the unexplained. Real or not, Bigfoot and the other phenomena in these… More →

The world is full of mysteries. Do Bigfoot, the Loch Ness Monster, and ghosts exist? Can people really use ESP to see events with their mind? Has wreckage from a UFO been recovered? What are… More →

Set down the screens, step outside, and soak up the sun. Let’s explore nature with tech-free outdoor fun! Kid-friendly activities using easily sourced materials make unplugging from screens… More →

Set down the screens, step outside, and soak up the sun. Let's explore nature with tech-free outdoor fun! Kid-friendly activities using easily sourced materials make unplugging from screens… More →

Kids are inherently curious about spiders, and there are so many different kinds! Explore what makes different spiders from around the world so interesting with An Eye on Spiders. Carefully… More →

There's a world of tiny creatures that exists right before our eyes--if only we could see them. From fur-dwelling fleas and biting bedbugs to head lice and fruit flies, humans are surrounded… More →

Packed with high-action narratives of champion athletes, Upsets & Comebacks features personal stories of determination and perseverance to overcome defeat. Young sports fans will meet… More →

From land and sea to space, at home, and around the world, the U.S. Armed Forces defend and serve the American people. How do they train? What are their coolest tools and technologies? Here’s More →

What does the U.S. Coast Guard do? How does the U.S. Marine Corps work with other military branches? U.S. Armed Forces answers these questions and more, while introducing readers to the… More →

The past has always shaped the present. Ace U.S. history curriculum with an easy-to-understand breakdown of important historical events presented using carefully leveled text and… More →

The United States military is the largest in the world. The Air Force, Army, Coast Guard, Marine Corps, and Navy work together to protect the interests of the United States and its allies… More →