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Brain Den: Paradoxes - http://brainden.com/paradoxes.htm
Presents well-known paradoxes, including liar, double liar, barber, and lazy-bones paradox. Also contains sophisms, and short paradoxical sentences from life. |
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LogicalParadoxes.info - http://www.logicalparadoxes.info/
A collection of proofs leading to absurd conclusions. |
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Paradoxes and Dilemmas - http://perspicuity.net/paradox/paradox.html
Common paradoxes and dilemmas, particularly of the social type: the Voting Paradox, Prisoner's Dilemma, Newcomb's Paradox, Unexpected Hanging, Execution Paradox, and the Self-Amendment Paradox. |
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The Epimenides Paradox - http://www.ocf.berkeley.edu/~sjblatt/notes/nottrue.html
An analysis of several attempted resolutions of the Epimenides Paradox (also known as the Liar Paradox), showing how they all fail. |
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The World of Paradox - http://sps.nus.edu.sg/~ngbeesan/main.html
Site containing some well-known paradoxes, together with a discussion of each. |