You must rescue the Damsel in distress from the top of her captor’s tower. In order to reach your stranded princess, you must make stacks of 21. For each 21 you make, the princess will throw down hearts that encourage you to climb up to rescue her. You must climb, rung by rung, to rescue a young princess from the tower. We’ve taken the classic card game of Twenty One or Blackjack and put a few twists in to create a easy to play card game of addition. Simply click on the stack where you want the next card to go. Can you rescue the princess?