From the acclaimed author of Tubes, a lively and surprising tour through the global network that predicts our weather, the people behind it, and what it reveals

Takes the reader on a voyage of discovery as the author traces a single mass of air traveling from the Canadian Rockies to the northeastern United States.

This Peterson First guide contains easy-to-understand answers to questions about the weather, such as why the sky is blue, what makes it rain, and what causes r

Grades 3-5

This field guide to birds is fully revised and updated, and includes illustrations and authoritative, easy-to-use text.