Abstract

	Abstract Strategy Games : An index sorted by letter and author. Includes pictures, game descriptions, and rules. - www.abstractstrategy.com/
	Setup Group Inc. : Information on classic games. Includes information on variants, rules, and history. - www.setupgroup.com/xo/
	The World of Abstract Games : A collection of more than one hundred of the purest abstract games from all over the world. All these games can be played with very few material on a regular board. - www.di.fc.ul.pt/~jpn/gv