He is a little Boy doing things that little Boys do, jump in mud puddles, make snow forts. When I was a kid 60 years ago I killed Japs and Germans, my old Man killed Indians.
Let kids be kids.
Now, imagine if you will, tele-transporting that action into today's 1st grade classroom...
Teacher's head go boom!
AND in 3rd/4th grade we brought our toy guns to school for recess fun.
AND in high school we brought shotguns to school in our cars and were excused early for hunting season, PS, we also has ammo...
I miss the sanity of the seventies!