It is the well known memory game, where you have to find pairs of cards, but you can choose between two modes: 1- Advanced: if you select two cards and they don't match, then their position will be exchanged. This mechani increases a lot the game diffucult: we have to remeber the card and the position where the OTHER card was, to know where it is now! 2- Classical game: if you select two cards that don't match, they will be covered again maintaining their original position. There are four different sets of images (geometric, fruits, colors, flags) with 3 leves of difficult.