''WFF 'N PROOF: The Game of Modern Logic'' A game that teaches SymbolicLogic, the rules of inference, logical proof and formal systems. * http://thinkersleague.law.umich.edu/files/WPGames/WFFNPRUF.htm * also http://www.wff-n-proof.com/ * http://www.wff-n-proof.com/www-wff-n-proof-com/WFFN-PRF.chk?AOLHelp=43220a4d.7d.6c4.1&ServerName=www.wff-n-proof.com ** (which can be reached at http://tinyurl.com/82tvw) See also: AutomatedTheoremProving ---- CategoryGame CategoryLogic