One Card Solitaire is the most popular version of Card Game Solitaire. Also known as klondike solitaire, this solitaire card game is most likely the card game you remember playing at home with a deck of cards. Play this digital version only from Card Game Solitaire and leave the clean up and shuffling to us! The ultimate goal of one card solitaire is to place all the cards into the upper slots, sorted by suit beginning with the aces. Uncover all the cards on the solitaire board to move the cards around appropriately. You may stack cards in the playing field by opposite color and downward from King to Ace.