Grades 3 - 7

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 →

Where did everyone go? This series explores the history or mystery behind the world’s most famous ghost towns and other abandoned sites. Curious readers will sort through reasons or theories… More →

Columbia, Challenger, Discovery, Atlantis, and Endeavor. Though space machines, NASA’s shuttles were all named after famous ships. This low-level title fuels reading interest for the most… More →

The word Croatoan carved onto a post and the letters “CRO” scratched onto a tree. What do these two clues reveal about Roanoke’s missing English colonists? Interested students can sort… 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 →

More and more, robots are extending their reach in the working world. Today, these high-tech helpers are builders on assembly lines, surgical assistants, recon specialists, space explorers,… 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 →

Big Show is one impressive superstar. This seven-foot tall giant dominates his opponents with his huge size and power. Learn more about the “World’s Largest Athlete” in this high-interest… More →

Members of the Cenation unite! John Cena exploded into WWE in 2002, and he quickly became a fan favorite after racking up world championships. If they weren’t fans before, young readers will… More →

For over 20 years, Undertaker has been an almost unstoppable force in WWE. He has collected a record 21 WrestleMania wins, and that's just one accomplishment! When Undertaker eventually makes 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 →

Are you ready for the smackdown? Growing readers can learn about professional wrestling superstars, their moves, and their victories in this low-level series. From signature moves to final… More →