Can young teens use ASC?

[Jones]

Krav Maga is probably the best one to learn, British SF have even adopted it

Yeah, he did Wado Ryu Karate for a few years, but if I'm going to enroll with him, it's gotta be something without all the formality.

Aside from the fact that he's rapidly closing in on 6 feet tall (5'10" now), he's a typical 12-year old boy, and has become enamored of Ninjas and Special Forces, Krav Maga, and other hardcore type stuff.