All about sleep from a to zzzz /
by Elaine Scott ; illustrations by John O'Brien.
- New York : Viking, 2008.
- 58 p. : ill ; 26 cm.
Includes bibliographical references (p. 56) and index.
School Library Journal.
Describes some of the very interesting things that occur while people are sleeping, explains the science behind sleep walking, dreams, and other aspects of sleep, and explores some of the remaining mysteries.