Keep putting the cards on the card placed in the middle so that all the cards will be placed in the correct order (A,2,3,4,5,6,7,8,9,10,J,Q,K,A), you can go in both directions. If no card fits you, just click on the pack of cards and you'll get a new card. There is a limited number of cards placed in the pack to finish the game. Get rid of all cards on the screen.
Start the game by clicking on START, choose the level and control it by the mouse. If you make a mistake, you can take the movement back by pressing the button UNDO placed on the right bottom side.