What happens when you sleep?
By: Joy Richardson ; pictures by Colin and Moira Maclean ; introduction by Gail Zander.
Contributors: Maclean, Colin, 1930- ill.; Maclean, Moira, ill.
Edition: U.S. ed.
Series: What happens when-- ?
Publisher: G. Stevens Pub.
Published: 1986
Place of publication: Milwaukee
Language: eng
Number of pages: 32
Subjects: Sleep -- Physiological aspects -- Juvenile literature.; Sleep.
Description: Describes what happens to our bodies when we sleep and explains why we need this rest.
Notes: Bibliography: p. 30.
Includes index.