Week 3, Weird Science Wednesday at Maker Camp. Dan Spangler of MAKE Labs talks to us about his experiences building combustion cannons and shows us how to make our own potato cannons.

Maker Camp, sponsored by MAKE magazine, was a virtual summer camp for teens, with a focus on creating, building, and discovering.From July 16th through August 24th, 2012, 30 awesome projects were made in 30 days, on Google+. Maker Camp is free and open to all.

Visit Makezine.com/maker-camp for more information.