This paper worm-gear is available to download and make from the shop. The worm part is connected to a crank and as it rotates it turns the gear one tooth at a time. Download and make your own here!

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Paper worm gear. One of the Essential Mechanisms available to download and make from robives.com #paperengineering #stem #mechanism #wormgear (More info : link in profile)

A post shared by Rob Ives (@robivescom) on Jul 25, 2019 at 5:05am PDT