This game is based on a classic one : Memory card. You just have to gather by two identical cards. This is a great game because the pictures you play with are your Facebook friend profile pictures.
There are two type of game :
In the classic one, there are 12 cards and you have to create 6 pairs. Every game is timed, and if you have a Game center account your scores are saved.
In the second mode, you have to solve 3 games in a row.
The faster you are, the better your ranking will be !
This game is only interesting if you have a Facebook account with more than 6 friends.