Memo: memory game

Memo is matching card game.
It works offline.
It can be played single or multiplayer on the same device.
To play multiplayer you can choose between 2 and 4 players, each player will take a turn and try to find a pair, then it will be turn of the next player.
You can see the score of each player in one of the corners of the screen.
You can also see who's turn is because it's score will be highlied in red