Helicopters

by Emily Bone

Book Overview

What makes a helicopter fly? How are helicopters used by emergency services? When were the first helicopters built? And why are they so cruicial on the battlefield? Read about all kinds of different... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0794529771
• ISBN13: 9780794529772
• Release Date: January 2011
• Publisher: Usborne Books
• Length: 80 Pages
• Weight: 0.45 lbs.
• Dimensions: 0.5" x 5.9" x 8.1"
• Age Range: 8 to 11 years
• Grade Range: Grades 3 to 6