"Illustrated spreads designed to engage young readers and keep them captivated as they learn accessible, fun facts."--

Teeter on the edge of outer space with the Stickmen. Then fly down, down, down to atmospheric layers that wrap around Earth. Follow the Stickmen to view the gal

Muscles help you run, jump, play sports, and even sit still long enough to read this book. Your bony skeleton holds you up and keeps everything in its place. Le

Explore the structures you encounter in your everyday life and around the world that exist because of engineering. Discover how the world's tallest building sta

Learn how number systems and measurements allow us to make sense of the world. Discover how important addition and subtraction are and look at cell division wit