Game Oasis solitary online

Point of the game is simple. Need to cover the card lying around the deck, or older or younger one level card. For example, the king put either an ace or a queen and the like. The game has several levels, which are located in the oasis of the desert. Having passed all levels, you will finish the game. The game also has the time, so you need to act quickly. Points scored on one level, and go to another.