Pica's mittens are always turning up in strange places, but when he finds them keeping the newborn puppies warm in their box, he decides to leave them where they are until spring.

Raymond does not want to start going to school, but once there he experiences the excitement of giving book reports, learning about dinosaurs and whales, taking part in a play, and writing a publisher about a mistake he finds in a reference book.

Gives the layman understanding of how things work, from the simplest mechanical functions of modern life to the most basic scientific principles and comples industrial processes that affect our well-being.