Meet some of the most appealing social cats, from fluffy Ragdolls to active Abyssinians and noble Siamese. More →

This early encyclopedia introduces readers to a variety of dinosaurs that once roamed Earth. From the massive Tyrannosaurus rex to the tiny Anchiornis, each now-extinct creature was special… More →

Buzz! A worker in a cherry picker cuts a power line high above the trees! Learn more about how cherry pickers work and what they are used for. Additional features to aid comprehension include More →

Have you ever wondered how a chick in an egg becomes an adult chicken? This colorful life science guide shows you how it works! Real-life photographs combined with charming illustrations are… More →

Chocolate chip cookies are delicious, but did you know they were a mistake? Oops! Learn the story of how this accidental invention turned into a favorite treat. Simple text and fun photos… More →

What could be more festive in the winter season than Christmas-themed cupcakes, truffles, and gingerbread? In this festive volume, readers learn how to spread holiday cheer through delicious… More →

Meet the Clydesdale horse breed in this leveled reader that reinforces key vocabulary with a search-and-find feature. Clydesdale horses are large draft horses, built to work and pull. Their… More →

Introduces readers to what coal power is, how it is used today and how it might be used in the future, and the benefits and drawbacks of this energy source. Additional features include a… More →

Cocaine is an illegal stimulant that is refined from the leaves of the coca tree. It has a high risk of addiction, and those who abuse this drug can experience negative mental and physical… More →

Each year thousands of students of all ages enter robot competitions through their schools or other organizations. They can compete alone or as part of a team in competitions like Lunabotics… More →