Road Rollers (Blastoff! Readers 1: Mighty Machines) by Derek Zobel
	List Price:   $21.95 Unit Price:   $17.56 You Save:   $4.39 (20%) ISBN-10:   1600142664 ISBN-13:   9781600142666 Publisher:   Bellwether Media; Blastoff! Readers Series:   Mighty Machines Category:   Beginning Readers, Non-Fiction Pub. Date:   January 2010 Pages:   24 Format:   Library Binding Ages:   5 to 10 Grades:   K to 3
Description/Notes
Road rollers are used to flatten ground for roads and buildings. These vehicles have heavy drums they roll across the ground to flatten it out. Kids will learn the parts of a roller and what kinds of rollers are used for certain projects.?