Ramps and Wedges (Useful Machines)
Publisher: Heinemann
Published: July 2003
Language: eng
Format: Library binding
Number of pages: 32
ISBN-13: 9781403438027
Subjects: Wedges; Juvenile literature; Children's Books/Ages 4-8 Nonfiction; Children: Grades 2-3; Technology - Machinery; Inclined planes; Simple machines