The way toys work
Subtitle: the science behind the magic 8 ball, etch a sketch, boomerang, and more
By: Ed Sobey and Woody Sobey.
Contributors: Sobey, Woody.
Publisher: Chicago Review Press
Published: 2008
Place of publication: Chicago, Ill
Language: eng
ISBN-13: 9781556527456
Subjects: Mechanical toys -- History; Toy making
Notes: Includes bibliographical references.