Magnets and motors
Subtitle: teacher's guide
Contributors: Hartney, David; National Science Resources Center (U.S.)
Series: Science and technology for children
Publisher: National Science Resources Center
Published: 1991
Place of publication: Washington, DC
Language: eng
Number of pages: 136
Subjects: Magnets; Electromagnetism -- Study and teaching (Elementary)
Notes: Primary author of the unit was David Hartney

Includes bibliographical references (p. 131-133)