Algodoo

The m-79 is a lightweight, break-barrel, single-round, shoulder-fired grenade launcher. It was seen in combat mostly during the Vietnam war. To load the gun, insert a shell into the breech and close the action by dragging the barrel upwards until it locks. Fire by pulling the trigger or pressing enter/return. open the breech by pushing the breech-lock forward. Insert another grenade, and repeat the process. Up and Down arrows aim.