PROJECTS: VORTEX CANNONS
Time: Various Complexity: Easy
1. TUB THUMPING VORTEX CANNON
This simple cannon, which you can make in 5 minutes, is a good way to get started.
1a. Cut a 6" hole in the bottom of the
trash can. That’s it — you’re done!
Now you can fill the can with fog from
the party fogger and generate vortexes by thumping on the lid.
Photography by Edwin Wise
118 Make: Volume 15