Download or read book Cranes, Dump Trucks, Bulldozers and Other Building Machines written by Terry J. Jennings and published by Kingfisher. This book was released on 1993 with total page 46 pages. Available in PDF, EPUB and Kindle. Book excerpt: Each book in the How Things Work series features easy-to-read text and detailed color illustrations, many of them cut away to show interior views. Special "Focus On" boxes highlight and explain important scientific principles, and simple "Test It Out!" experiments and activities let readers discover for themselves how things really work.