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First Science Experiments: Mighty Machines (First Science Experiments)
First Science Experiments Mighty Machines - First Science Experiments
Author: Shar Levine, Leslie Johnstone
How do machines work? Kids will have a blast constructing a mini-seesaw to illustrate the way a lever operates or creating their very own pulley from an empty spool, string, ribbon, pails, pennies, a broom, and two chairs. They’ll find out why they can’t put in a screw using only their fingers and examine the different parts of compo...  more »
ISBN-13: 9781402740510
ISBN-10: 1402740514
Publication Date: 8/28/2006
Pages: 48
Reading Level: Ages 9-12
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Publisher: Sterling
Book Type: Paperback
Other Versions: Hardcover
Members Wishing: 0
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