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Levers and pulleys
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Emily Sohn |
"Describes different jobs that levers and pulleys can do and how they are able to do them. As readers use scientific inquiry to learn about how force, energy, and work make using these simple machine… |
OL15999117W |
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Pulleys
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Sian Smith |
Simple text and photographs describe pulleys, exploring what they are, and how they are used toys and play equipment. Suggested level: junior. |
OL16184630W |
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How do you lift a lion?
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Wells, Robert E. |
Explore the functions of levers, wheels, and pulleys, and learn how to lift a lion, pull a panda, and deliver a basket of bananas to a baboon birthday party! |
OL16671770W |
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Pulleys
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Valerie Bodden |
"A foundational look at pulleys, explaining how these simple machines work and describing some common examples, such as gears and chains, that have been used throughout history"--Provided by publishe… |
OL18692947W |
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The pulley
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Patricia Armentrout |
Text and pictures introduce the pulley, a simple machine used primarily to lift heavy objects. |
OL1885916W |
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Simple experiments with pulleys
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Chris Oxlade |
Pulleys are simple machines that have many uses, from lifting an injured boater into a rescue helicopter to drawing a bucket of water from a well! This book explains the science behind this helpful m… |
OL20637879W |
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Sailboats, flagpoles, cranes
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Christopher Lampton |
Examines simple machines that are actually pulleys, including flagpoles, cranes, and the pulleys on a sailboat. |
OL3298478W |