Game Memories of the elements online

Remember the cards until they are open, and then open them in exactly the order in which required the game when they are closed. Difficulty of the game depends directly on the player's memory, but the first level will be simple enough for almost everyone - you will need to open only a few cards. Will be much more difficult at the end, when the number of cards to reach ten, and in the finale of their number will increase to as much as twelve pieces!