Machines (Technology Projects Ser)

By Mark Lambert and Alistair Hamilton-MacLaren

Demonstrates the principles underlying the technology of machinery through projects for building fifteen different types of machines, including a water clock, wind machine, screw pump, and data... This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0531184137
• ISBN13: 9780531184134
• Release Date: January 1991
• Publisher: Bookwrights Press
• Length: 48 Pages
• Age Range: 10 to 13 years
• Grade Range: Grades 5 to 8