Answer:
I learned that certain objects were very dangerous and that, art with get very messy very quickly even if you are careful. Also, that when messing with pointy objects you will scratch and cut yourself a lot in art, though that one might have just been me. Either way Art is messy, sometimes dangerous if not done properly(or accidental), VERY frustrating at times(specially when you've been working on the same sketch for a month straight) but, overall fun.
Step-by-step explanation:
Yes, I learned a lot of this in elementary and a lot of it from the past years. But, in the end the things that I (and you as well as other people) create is worth it in the end.