Hearing is one of our five senses. Sound helps us identify things around us and helps us learn. Learn how sound travels in waves and we hear different pitches of sound. More →

This introductory book uses close-up images of plants, animals, and people to help children compare the relative sizes and weights of natural objects. Is it big or small? promotes the… More →

Halloween is exciting for many reasons, but the best reason is--you get to dress up! In this colorful, illustrated rhyming book, the characters run through a long list of all the things they… More →

Grouping and classification are among the first math and science skills that children need to learn. This fun book will challenge children to observe natural creatures to see what makes them… More →

Long, short, over, and under are just a few words we use to describe objects and their locations. This book teaches young readers about descriptive words and how they help us describe our world. More →

The animals featured in the Creepy But Cool series have special adaptations that help them survive. Some of these adaptations make them look or act truly strange. Close-up photos bring the… More →

Skeletons can look a little creepy, because, well, we usually wear them on the inside. This book explains why some animals don't have a skeleton, and why humans can't do without one. Amazing… More →

Long, short, over, and under are just a few words we use to describe objects and their locations. This book teaches young readers about descriptive words and how they help us describe our world. More →

This book explains in a simple way how air allows some objects to float--even enormous objects, such as ships! More →

Estimation is an important skill that children are informally introduced to through simple phrases like, "in about five minutes" or "about five dollars." This book teaches children how to… More →