The Fort on Fourth Street: A Story About the Six Simple Machines (Arbordale Collection),Used

The Fort on Fourth Street: A Story About the Six Simple Machines (Arbordale Collection),Used

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SKU: SONG1607186209
Brand: Arbordale Publishing
Condition: Used
$12.34
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When a young child decides to build a fort in the backyard, Grandpa comes forward to help. But they cant do it alonethey get help from the six simple machines: lever, pulley, inclined plane, wheel and axle, screw, and wedge. Told in cumulative rhyme, similar to The House That Jack Built, readers follow the building process to completion and discover the surprise reason it was built.

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