From the first printing press to the World Wide Web—the Cat looks at inventors and inventions that have changed our lives! The Cat in the Hat goes back in tim

The Cat in the Hat joins forces with the Partnership for a Healthier America! In this newly revised editiion—with 16 pages of bonus materials—the Cat in the

Meet Audrey. She wants to be an inventor, but her inventions are not entirely successful: the egg collectors and jam dispenser are a bit messy, and her faithful

From the ranging curiosity of Leonardo da Vinci to the dedication and sacrifice of Marie Curie, Inventors Who Changed the World is a young child's first introdu