The small ones recoil more
He said his family avoided the larger weapons, but he let his son try the Uzi because it's a small weapon with little recoil. http://apnews.myway.com/article/20081028/D943CULO0.html
The idiot "Instructor" should have dam well known better! In a given caliber the smaller the gun the more the recoil, that's a pretty simple thing most shooters learn. The "Instructor" was a fool & I really hope he pays a price.