How does corn become fuel for cars? How might rotting garbage be used to heat homes? Biofuels answers these questions and much more! Downloadable Teacher's Notes available. More →

Discover the brilliant world of Birds. Beautiful photographs of different birds feature where birds live, how they grow, how they move, and what they eat. The book also includes a page for… More →

What takes us over rivers and above highways? BRIDGES! Discover why and how they are built and learn about some of the world's beautiful bridges in this book. Downloadable Teacher Notes available. More →

What carries water and helps ships move around the world? CANALS! Discover why and how they are built and learn about some of the world's clever canals in this book. Downloadable Teacher… More →

How does your blood move through your body? Why do you need blood to live? Find out in this fascinating book about the Circulatory System. The book also includes a page for caregivers and… More →

Clara Barton was known for founding the American Red Cross, but what about before that? Find out what happened when Barton was younger, and what she did that made her famous later on. More →

The American crow is known for its sleek feathers, piercing caw, and vengeful memory! In this entertaining book, Professor Oddfeather offers bite-sized facts on the crow's habitat, how crows… More →

What holds back water and provides power? DAMS! Discover why and how they are built and learn about some of the world's daring dams in this book. More →

Daniel Boone was a hunter and a woodsman. Find out how he explored the unknown lands beyond the Appalachian Mountains, especially the area known as Kentucky. The book also includes a page for More →

How does your body break down food? What does the small intestine do? Find out in this interesting look at the Digestive System. The book also includes a page for caregivers and teachers that More →