What Is a Pulley? (Welcome Books) by Lloyd G. Douglas
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How do you lift a lion? by Wells, Robert E.
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Simple Machines by D. J. Ward
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Simple machines by David A. Adler
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Moving heavy things by Jan Adkins
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Simple Machines by Allan Fowler
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Simple Machines by Rebecca Rissman
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Machines in the home by Caroline Snow
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The Unofficial Lego Technic Builders Guide by Pawel Sariel Kmieć
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Inclined planes by Michael Dahl
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Work & Simple Machines (Science Factory) by Jon Richards
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What Do Pulleys and Gears Do? (What Do... Do?) by David Glover
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Publishing History

This is a chart to show the publishing history of editions of works about this subject. Along the X axis is time, and on the y axis is the count of editions published. Click here to skip the chart.  This graph charts editions published on this subject.
Editions Published
Year of Publication

Related...

Subjects
Juvenile literature, Machinery, Machinery, juvenile literature, Experiments, Levers, Wheels, Science, Inclined planes, Pulleys, Wedges, Axles, Force and energy, Wheels, juvenile literature, Physics, Screws, Motion, Study and teaching (Elementary), Machines simples, Ouvrages pour la jeunesse, Science, experiments
Places
Canada, Experiments
People
Leonardo da Vinci (1452-1519)
Times
Juvenile literature

Prolific Authors

who have written the most books on this subject
Chris Oxlade, 20 books
David Glover, 8 books
Gillian Gosman, 8 books
Wendy Sadler, 7 books
Mark Weakland, 7 books
Sharon Thales, 6 books
Christopher Lampton, 6 books
Greg Pyers, 5 books
Lloyd G. Douglas, 4 books
Mari C. Schuh, 4 books
Buffy Silverman, 4 books
Jim Mezzanotte, 4 books
DavidGlover, 4 books
Michael Dahl, 4 books
Dawn LaMachia, 4 books
Sarah Tieck, 3 books
Janice Pratt VanCleave, 3 books
Caroline Snow, 3 books
Andrew Dunn, 3 books
Christian Cornia, 3 books
Joanne Randolph, 2 books
Reid, Paul., 2 books
Dot Jackson, 2 books
Gene Darby, 2 books
Chris Ollerenshaw, 2 books