Grant
Okay, uh, one: I haven't technically done that yet. Save it for future Tony.
Two: I really don't think if I had done that I would've been throwing him straight in the line of fire. I'm not an idiot. The Avengers HQ is set up like a training station. He would have gotten schooling as well as being able to learn how to control and use his powers to the best of his ability. He's a smart as hell kid who'll benefit from my money one way or another, whether he wants to go academic or superhero.