Grades 2 - 5

What formed Yellowstone National Park’s unique landscape? What is the best way to explore Grand Canyon National Park? Each book in U.S. National Parks highlights a specific national park and… More →

What equipment do elite athletes wear to stay safe? How do engineers make buildings safer from earthquakes? And what technology helps keep people safe in extreme heat? Find out in these… More →

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 pushed some of our favorite animals to the brink of near extinction? How did laws and conservation efforts help them make a comeback? And what is still being done to help aid the… More →

What’s the difference between fact and opinion? How can we find accurate and unbiased information? How do we navigate and experience digital media? What steps do we need to take to stay safe… More →

What cultural movements affected changes in style and dress? What technological developments affected change in communication? Each book in Then and Now highlights a specific human need or… More →

Butterflies, chickens, ladybugs, and other animals go through incredible changes in their lives. With its reader-friendly and interactive approach, each book in Incredible Animal Life Cycles… More →

Engaging in our communities helps make our country stronger. How can we get involved? Each book in Being an Active Citizen outlines a specific duty we have as American citizens and ways in… More →

How do the three branches of the federal government share power? What makes state governments different from the federal government? How does local government work? Each book in My Government More →

Finding rocks. Collecting fossils. Identifying minerals. Kids can’t get enough of geology and are always looking for more information. With its reader-friendly and interactive approach, each… More →

Venus fly traps snap shut on their prey. Aloe vera plants can be used to soothe sunburns. Plant Power explores the powers of meat-eating plants, healing plants, poisonous plants, prickly… More →

From crossing vast oceans to exploring outer space, we continue to push the limits of our scientific and engineering capabilities. But what happens when our pursuits don't go as planned? What More →