I assume it could if they wanted toWe used to make the soup can cannons and shoot tennis balls for fun... but this would just me a more modified version. This one doesn't shoot spuds... so why call it a spud gun?
Holy crap!I have wanted to build one of these for a while.
This gives me even more of a reason
http://www.ebaumsworld.com/2007/01/cool-spud-cannon.html
How you say.....S.P.C.A.???I guess I should say poor frog