Connect the animals blocks. The connecting path cannot have more than two 90-degree turns. You can only connect free blocks in the same layer.

Play a Endless Mahjong Game in 3 Dimensions. Click on two of the same blocks that have at least two adjacent free sides.

Mahjong Solitaire game with Shapes. Select different free tiles belonging to one shape. A tile is free if not covered and if it has at least 1 free side (left or right).