Graders (Blastoff! Readers: Mighty Machines)
Released: Sep 01, 2007
Publisher: Bellwether Media
Format: Library Binding, 24 pages
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Description:
A new road needs to be built, but first a grader must flatten the dirt underneath. A grader uses a blade to push the dirt down and prepare the way for a new road. Students will discover other jobs this powerful machine performs in this early introduction.
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