Helium.com | Sports & Recreation (Other) | Skateboard trick tip: How to kickflip http://www.helium.com/knowledge/23216-skateboard-trick-tip-how-to-kickflip.xml Helium.com > Sports & Recreation (Other) > Skateboard trick tip: How to kickflip en-us Copyright Helium.com Mon, 05 May 2008 19:39:55 GMT Mon, 05 May 2008 19:39:55 GMT Rodney Mullen invented the kickflip concept on August 13, 1983; however, he did not actually execute a kickflip until August 21, 1983. Since then i... http://www.helium.com/items/1658083-how-to-kickflip Sat, 21 Nov 2009 07:02:36