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  •  Technology / How Things Work-Are Made
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YouTube
 
YouTube
by Adam Woog
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Milking Machines
 
Milking Machines
by Hal Rogers
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Levers, Wheels, and Pulleys
 
Levers, Wheels, and Pulleys
by John Farndon
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My Little Blue Robot
 
My Little Blue Robot
by Stephen T. Johnson
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Uncover the Human Body: Take a Three-Dimensional Look Inside the Human Body
 
Uncover the Human Body: Take a Three-Dimensional Look Inside the Human Body
by Luann Columbo
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Animal Talk
 
Animal Talk
by June Thompson
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Discoveries, Inventions & Ideas
 
Discoveries, Inventions & Ideas
by Jane Shuter
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Water Power: Focus, Energy
 
Water Power: Focus, Energy
by Meredith Costain
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Rough & Tough: Cars
 
Rough & Tough: Cars
by Jane Horne
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I Wonder Why Flutes Have Holes
 
I Wonder Why Flutes Have Holes
by Josephine Paker
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The Art of the Catapult
 
The Art of the Catapult
by William Gurstelle
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The Wind at Work
 
The Wind at Work
by Gretchen Woelfle
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Behind the Wheel
 
Behind the Wheel
by Matt Doeden
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Recycled Tires
 
Recycled Tires
by Toney Allman
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Rainmaker
 
Rainmaker
by Cherese Cartlidge
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