Magnificent Machines 
Subtitle: Levers Pulleys, Wheels and Other Stuff
Publisher: Rainbow Horizons Pub Inc
Published: June 30, 1999
Language: eng
Format: Ring-bound
ISBN-13: 9781553190110
Subjects: Education; Elementary; Curricula; Teaching Methods & Materials - Science & Technology
First sentence: "Hands-on" is definitely the order of the day as students inquire into and investigate the magnificent world of machines.