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Levers at Work

What is a lever? How does it give us the upper hand? When were levers first used? Find out the answers to these questions and more!

RL
Grades
2
IL
Grades
K-4
GRL
N
Details:
Product:
ISBN: 978-0-7660-6732-5
Author: Dawn LaMachia
Copyright: 2016
Reading Level: Grade 2
Interest Level: Grades K-4
GRL: N
Dewey: 621.8'22--dc23
Pages: 24
Dimensions: 8 1/2" x 7 1/8"
Books and web sites for further information, Index, Words to Know, Sidebars, Step-by-Step Experiments