mahjong demoResearch shows that mahjong and similar puzzles, including mahjong solitaire, stimulate brain activity, enhance memory, and improve concentration. It is an excellent way to train strategic thinking and problem-solving skills. MahjongMahjong or Mahjongg is fun and enormously popular, a classic Chinese game of strategy, skill, and summation. The classic version of the game uses 136 tiles and requires you to make