For such sports, formal lessons r not the way. play golf instead if ur mom insists on an instructor. And if ur mom worries too much abt safety, dont let him start extreme sports These things, u need the passion, dedication, determination, patience, freedom. He's still young..i was 7 too, when i did my first manual on the bike w/o any instructor. For skateboards, it took me a while since i started late..but w/ the right friends, a good one month & he's set.