Grade 7

The U.S. military has given nearly 1,000 robots to police departments around the country. This means most police robots are ex-military. Young readers will walk through the history of robots… 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 →

Sometimes, small predators are the most vicious. Praying mantises and black widow spiders have unique weapons to take down their prey. Readers will discover how these two animals use their… More →

Most people in Pripyat never expected the day to come when they'd have to flee for their lives. The Soviet Union boasted about the safety of the nuclear city. But in 1986, one of the town's… More →

In the early morning of April 26, 1986, a reactor at the Chernobyl nuclear power plant became unstable, causing a huge explosion. But the disaster was only just beginning. Follow along with… More →

Plug in and power on! The world of gaming is at your fingertips in this high-interest series. Leveled text explores the history of video games, introduces some of today's popular titles, and… More →

Red foxes and fishers are well adapted to hunting in the North American woodlands. If these two predators fought, would the red fox's stealthy ambush claim victory? Or would the fisher's… More →

From fixing broken limbs to fixing broken hearts, only a handful of animals share the rare superpower of regeneration. This hi-lo book introduces animals that have adapted to regrow or repair More →

All living things need to make more living things. It's how we keep our world full of birds and bees, plants and people. Whether sexual or asexual, each living thing has developed a system… More →

Known as the Ultimate Underdog, the high-flying Rey Mysterio has been a fan favorite since his debut. Trained in Mexican lucha libre wrestling, Mysterio makes up for his small size with… More →

Water floods through cities along coastlines and islands all around the world. And the rising water has already started pushing people from their homes. What on Earth is causing these rising… 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 →