How to Make a Spud Gun

Make a modern version of the classic air-powered popgun toy out of electrical conduit tubing and a wooden dowel.

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MOTHER's version uses electrical conduit, a 5/8" dowel, a tricycle handgrip, a No. 8 × 3/4" wood screw with a matching 3/16" flat washer, several 5/8"-diameter felt bumper disks, and some electrical or duct tape.
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