Whether you like bedtime or not, sleep is important. But why do we need to sleep? And what happens while we sleep? These questions and more will be answered in Rest Your Body, which also includes informative text, bright photos, a glossary, a read more section, kid-friendly Internet sites, and an index.
Martha E. H. Rustad is the author of more than three hundred nonfiction children's books, on topics ranging from baby ducks to black holes to ancient Babylon. She lives with her family in Brainerd, Minnesota.
