for the four aces, thus the name of the game. Variations A much more challenging variation on Aces Up allows only the aces to be moved onto an empty pile. This makes game play much more restrictive and consequently the game can only be completed roughly once in every 270 games. See also List of patiences and solitaires Glossary of patience and solitaire terms References Literature Parlett, David (1979). The Penguin Book of Patience, Penguin, London. {ISBN 0-7139-1193-X Spadaccini, Stephanie (2005). The Big Book of Rules. London, NY: Penguin. ISBN 0-452-28644-1 Whitmore Jones, Mary (1900). Games of Patience for One or More Players. 5th Series. Lon: L. Upcott Gill. Wood, Clement and Gloria Goddard (1940). The Complete Book of Games. Garden City. Single-deck patience card games Closed non-builders