About Mahjongg Variations, This program provides 12 ways to play Mahjong solitaire. There are regular modes with classic rulesand modes where you can invert columns, match doubles right away, zap out tiles or test your memory.The game includes 16 tile sets, 16 layouts, 16 backgrounds and 800 unique puzzle levels. This program provides 12 ways to play Mahjong solitaire. There are regular modes with classic rules and modes where you can invert columns, match doubles right away, zap out tiles or test your memory. The game includes 16 tile sets, 16 layouts, 16 backgrounds and 800 unique puzzle levels. Play Mahjongg Solitaire in 12 unique ways. You choose how to play the game. There are regular modes with classic rules but also new modes where you can do things like invert columns, match doubles right away, Zap out tiles, or test your memory. This game features 16 layouts, 16 backgrounds, and 800 unique puzzle levels. Play the game with the Mafia tileset, or the Kitchen tileset or Music Tileset, or any of 16 themed tilesets.