And I used to go to the quarry and do some shooting when I was 16 - old Marlin .22 rifle and Remington 12 gauge - and unsupervised. That in Rochester, NY and never a problem. Goes to show that putting extra restrictions doesn't help because gun crime seems to increase exponentially with the addition of illegal restrictions to the Second...
Yes, but things were different not so long ago. I carried a rifle through my high school when I was 14 because the range was in the basement.