Water balloon fights can liven up any boring summer day. When you want to get serious about winning, forget throwing them-get a water balloon cannon on your side. You can build this DIY project from ...

The King of Random builds a DIY cannon that launches candy 100 feet. S.F. residents had parked in their driveways for years.

MAKING A SPLASH I built my own 26ft submarine – people call COPS all the time but now I’m planning DIY water cannons & rocket launchers ...

In this video, Mitchell creates a glow stick launch using glow sticks he found while cleaning his shed, which he had for two ...