Wedges (The Bridgestone Science Library : Understanding Simple Machines)
Publisher: Bridgestone Books
Published: July 2000
Language: eng
Format: Library binding
Number of pages: 24
ISBN-13: 9780736806145
Subjects: Technology - Machinery; Juvenile literature; Juvenile Nonfiction; Children's Books/Ages 9-12 Science; Children: Grades 2-3; Wedges; Technology - How Things Work/Are Made; Machinery