In the fourth Mysterious You book, Zzz ?, kids uncover the secrets of sleep to find out how the body clock works, why the brain needs sleep, what happens during REM (Rapid Eye Movement) sleep and more. This unique book explores the mysteries of the human body using a mix of thoroughly researched factual information, amazing anecdotes and surprising try-it activities. Did you know? * If a person lives to be 70, they'll have spent 23 years sleeping. * Wolfgang Amadeus Mozart was inspired by music he heard in his dreams. * Gorillas who've learned sign language have been known to sign in their sleep!

 

There are 40 pages in this book. This book was published 2002 by Kids Can Press .

Trudee Romanek is a children's book editor and the author of The Technology Book for Girls and Other Advanced Beings. She has also written magazine and textbook articles for kids and adults. She lives in Barrie, Ontario. Rose Cowles has won awards for both illustration and design. She lives in Victoria, British Columbia.