Communication Technology: From Smoke Signals to Smartphones

by Tracey Kelly

Trace the invention history of communication from early smoke signals to today's smartphones.

• Format: Library Binding
• Language: English
• ISBN: 1781214565
• ISBN13: 9781781214565
• Release Date: January 2019
• Publisher: Brown Bear Books
• Length: 24 Pages
• Weight: 1.85 lbs.
• Dimensions: 0.3" x 7.2" x 9.1"
• Age Range: 6 to 9 years
• Grade Range: Grades 1 to 4