Scientific Tuesdays - Superman Hand Cannon (Tennis Launcher)

HouseholdHackerPublished: June 21, 2016Updated: June 22, 20164 views
Published: June 21, 2016Updated: June 22, 2016

Taking the same basic idea behind a spud gun, we can make it smaller and more portable and launch tennis balls instead of vegetables.

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In order to pull this off you will need to find some strong tubing that will tightly hold a

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