classified storage mahjong caseGeorgia‑southern‑city‑senior‑living‑facility‑activity‑directors‑in‑Columbus‑design‑weekly‑mahjong‑game‑programs‑because‑they‑recognize‑how‑this‑challenging‑tile‑game‑supports‑residents’‑mental‑agility‑and‑creates‑valuable‑opportunities‑for‑meaningful‑peer‑social‑interaction‑among‑facility‑occupants.