Use a Pulley : Simple Machines

Use a Pulley : Simple Machines

Use a Pulley : Simple Machines

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Use a Pulley : Simple Machines
$17.95
Description

Details

Grandfather gave some jobs to a lazy boy. The clever boy came up with ideas to make the jobs easier. Let's find out how the boy used pulleys.
Additional Information

Additional Information

ISBN 9781925248692
Format Paperback
Author Lee, Mi-Ae