EXTREME! Challenge WinnersBy Danger is my middle name in CircuitsWebsites1,72412Favorite Check out these winners of the EXTREME! Challenge to see some impressive projects! https://www.instructables.com/contest/extreme/ Check out these winners of the EXTREME! Challenge to see some impressive projects! https://www.instructables.com/contest/extreme/ FireHero: Turn Guitar Hero Into an Extreme Sport by Adding Flamethrowers!by oswaldonfire in ArduinoGiant Flying Discsby seamster in CardboardA Weapon of Mass Instruction!by sfreeman1 in WoodworkingHow to Walk Across Americaby bryanquocle in SurvivalGonzo Soap Box Derby Carby ImagineN4tion in CarsRubik's Cube of Unusual Sizeby Random_Canadian in WoodworkingExtremely Loud Train Horn Bicycleby TheChadster in BikesWooden Dial Combination Lock, With Spring Release and Changable Codeby starslayer in Woodworking
