Discover why things move through this picture book. Composed of well-thought of pictures in clean formats, this picture book will teach your child to love learn

Discover why things move through this picture book. Composed of well-thought of pictures in clean formats, this picture book will teach your child to love learn

Colorful clay characters invite children to learn about their bodies through movement. Wave your arms! Lift your legs! Open your hands and cover your eyes! You

There are forces at work whenever you throw a ball, run up the stairs, or push your big brotheroff the couch. Want to learn more about the forces around you? Re

The author, a computer science professor diagnosed with terminal cancer, explores his life, the lessons that he has learned, how he has worked to achieve his ch