The Game of President Rules of the game. http://lynx.dac.neu.edu/n/ncheung/cardgames/president.html

Rules of Card Games: President Contains a history of the game and detailed rule set. http://www.pagat.com/climbing/asshole.html

President (Game) Encyclopedia entry describing the game in detail including rule variations. http://www.wikipedia.org/wiki/President_(game)

Realbeer.com A description of the game and how to play. http://www.realbeer.com/fun/games/games-353.php

Chess and Poker: Checks Original game invented by James Yates. Site contains graphics and details explaining how to play the game. http://www.chessandpoker.com/checks.html