Current topics of interest in today's ever-changing world. More →

They creep. They crawl. And they kill! These dangerous bugs wreak havoc around the world, and they intrigue readers with their gross features and amazing abilities. Bring readers up close and More →

They creep. They crawl. And they kill! These dangerous bugs wreak havoc around the world, and they intrigue readers with their gross features and amazing abilities. Bring readers up close and More →

The sources of news and information seem limitless, but they are not all equally good or useful, and some are actually dangerous. Today's teens have never known life without the internet,… More →

Earth science--an essential early elementary topic--is the study of the planet we live on and the atmosphere around it. This set guides readers on a fun and detailed tour of Earth as well as… More →

Essential Library of Countries explores the nations of the world from many different angles, including geography, plant and animal life, history, culture, politics, the economy, and daily… More →

Essential Pets looks at topics surrounding the animals that live in people's homes around the world. Readers will discover the history of these pets, how people care and feed for them,… More →

There is no shortage of ideas for how to solve big societal problems, but disagreement is seemingly endless when it comes to deciding which solutions will work, whether they will cause more… More →

"Extreme" means to a very great degree. An extreme material could be the rarest there is. The deep ocean is an extreme habitat. Even gravity can be an extreme force! In this set, readers… More →

Hi-tech cameras. Hidden messages. Secret missions. There's nothing more high-interest than the jobs federal workers do in secret to keep U.S. citizens safe. Leveled text and detailed… More →