Seesaws, nutcrackers, brooms
Subtitle: simple machines that are really levers
By: by Christopher Lampton ; pictures by Carol Nicklaus.
Contributors: Nicklaus, Carol, ill.
Publisher: Millbrook Press
Published: 1991
Place of publication: Brookfield, CT
Language: eng
Number of pages: 31
Subjects: Simple machines -- Juvenile literature.
Genres: Juvenile literature.
Notes: Includes index and glossary.

"A Gateway book."