4 years & up. These books demonstrate the importance of protecting nature. Books present brief, entertaining stories and feature amusing color illustrations on every page. A note at the back of each book is for parents and teachers, suggesting ways to use these books most effectively.
4 - 8 years. Air is always moving. We can't see air moving, though we can watch it push clouds across the sky, or shake the leaves of a tree. We call moving air the wind. In this book, find out about the wind -- what causes it, how it can be used to help us, and how it affects the weather. Paperback. 32 pages.