Communications

by Peter Lafferty

Provides information and experiments to explore the process of communicating quickly by such means as telephone, radio, television, and computers. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 1854351818
• ISBN13: 9781854351814
• Release Date: January 1989
• Publisher: Cavendish Square Publishing
• Length: 47 Pages
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7