Huff and Puff, our Body Buddy lung twins explain how the lungs and respiratory system function. Readers are introduced to the bronchial tree. They discover how the diaphragm and intercostals… More →

Some objects must be made of certain kinds of materials to make them work the way they should. Read about how the properties of different materials, such as their hardness or weight, help… More →

This engaging book describes the properties of light waves, how they move, and the way our eyes receive them. Readers will learn that we see an object when light reflects from its surface and More →

What do our bodies need to function healthily? This important new series provides the answers. Each title explores the purpose of a particular nutrient and explains why our bodies need it,… More →

This engaging book describes the properties of sound waves, how they move, and the way our ears catch them. Readers will learn how sound waves travel through different mediums and be amazed… More →

This book systematically introduces readers to the elements of the food pyramid. In this story, high school characters learn the guidelines offered by the pyramid for good nutrition.… More →

All life on Earth depends on the water cycle! The Water Cycle is a fascinating book that introduces children to this important cycle using a clear, step-by step approach. Kids will learn… More →

The Weather guides students through the many different facets of weather, from the makings of a thunderstorm to weather forecasting. Easy-to-follow text and clear diagrams make learning about More →

The World of Insects series provides children with an overview of the important characteristics of insects and their relationships to the other living things on Earth. Fascinating and easy to More →

Are you naturally curious about the world? You may want to become a scientist. Scientists train their brains to think in a questioning way about the world around them. With the help of the… More →