The hens lay eggs he sells (and provides to us children!) He’s away from sedentary since he proceeds to items around the home, from the barn, at the area. My father has a little farm, largely cows and goats he sells and buys as a pastime. All these are fantastic suggestions for the father who does not “want” anything. Give him consumable products he likes without needing to offer him “things” that he may not need or desire whatsoever.