@NowWhatUsernameShallIHave
I don’t think he’s a genuis in fact I’m concerned that it’s rather immature but as I don’t have anything to compare it against hence why I am asking
Would that really tell you anything?
Art is one of those things that many people aren't that 'good' at, they don't have the natural talent or they don't have an interest in learning the skills to improve it so it's not something that everyone keeps improving in year after year once they get past a young age.
My son is 16 and I doubt he would draw any better. I doubt I would either tbh as I never really liked drawing!