Mezzanotte, Jim.

How pulleys work / by Jim Mezzanotte. - Milwaukee, WI : Weekly Reader Early Learning Library, 2007. - 24 p. : col. ill. ; 19 cm. - How simple machines work . - Mezzanotte, Jim. How simple machines work. .

Includes bibliographical references (p. 23) and index.

ISBN: 083687353X (softcover) 0836873483 (lib. bdg.) 9780836873481 (lib. bdg.) 9780836873535 (softcover)

LCCN: 2006008667

Subjects--Topical Terms:
Pulleys--Juvenile literature.

LC Class. No.: TJ1103 / .M49 2007

Dewey Class. No.: 621.8