In this game there are 40 cards separated into 8 columns on the top of the screen. There is also a pile of covered cards and a pile of discarded cards. The object of this game is to move all the 40 cards to the discard pile. You can move a card only when it is one point higher or lower than the top card on the discard pile. You can also open a card from the covered pile and put it on the discard pile.
