Pulleys and Gears (Machines in Action)
Publisher: Heinemann; Heinemann/Raintree
Published: January 2001
Language: eng
Format: Library Binding
Number of pages: 32
ISBN-13: 9781575723204
Subjects: Simple machines; Juvenile Nonfiction; Children's Books/Ages 9-12 Science; Children: Grades 3-4; Technology - Machinery; Gearing; Juvenile literature; Pulleys