You can jump up or down the staircase steps, training muscles, and in the game Up and Down, we suggest you use the ladder as a workout for the brain. In front of you is a large staircase pyramid of mahjong. Before you start disassembling it, you can choose the style of the tiles. They will display traditional hieroglyphics, if you like, or flowers or symbols. You take what will please your eye and proceed. According to the rules of mahjong, you must remove all rectangular elements in the playing field, finding identical pairs, free from neighboring tiles.