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  2. The Hardest Logic Puzzle Ever - Wikipedia

    en.wikipedia.org/wiki/The_Hardest_Logic_Puzzle_Ever

    The Hardest Logic Puzzle Ever is a logic puzzle so called by American philosopher and logician George Boolos and published in The Harvard Review of Philosophy in 1996. [ 1 ] [ 2 ] Boolos' article includes multiple ways of solving the problem.

  3. George Boolos - Wikipedia

    en.wikipedia.org/wiki/George_Boolos

    Without hesitating Boolos replied, "It's part of it". An expert on puzzles of all kinds, in 1993 Boolos reached the London Regional Final of The Times crossword competition. His score was one of the highest ever recorded by an American. He wrote a paper on "The Hardest Logic Puzzle Ever"—one of many puzzles created by Raymond Smullyan.

  4. List of impossible puzzles - Wikipedia

    en.wikipedia.org/wiki/List_of_impossible_puzzles

    This is a list of puzzles that cannot be solved. An impossible puzzle is a puzzle that cannot be resolved, either due to lack of sufficient information, or any number of logical impossibilities. Kookrooster maken 23; 15 Puzzle – Slide fifteen numbered tiles into numerical order. It is impossible to solve in half of the starting positions.

  5. Notpron - Wikipedia

    en.wikipedia.org/wiki/Notpron

    It has been named as "the hardest riddle available on the internet". [3] Regarded as one of the first of the online puzzle game genre, Notpron follows a standard puzzle game layout, where the player is presented with a webpage containing a riddle and must find the answer to the riddle in order to proceed to the next webpage.

  6. Raymond Smullyan - Wikipedia

    en.wikipedia.org/wiki/Raymond_Smullyan

    The puzzle known as "the hardest logic puzzle ever" is based on these characters and themes. In his Transylvania puzzles, half of the inhabitants are insane, and believe only false things, whereas the other half are sane and believe only true things. In addition, humans always tell the truth, and vampires always lie. For example, an insane ...

  7. Category:Games and sports introduced in 1996 - Wikipedia

    en.wikipedia.org/wiki/Category:Games_and_sports...

    Role-playing games introduced in 1996 (1 C, 17 P) V. ... The Hardest Logic Puzzle Ever This page was last edited on 3 June 2019, at 04:59 (UTC). Text ...

  8. 4 Pics 1 Word Cheats- Answering Difficult Puzzles - AOL

    www.aol.com/news/2013-02-20-4-pics-1-word-cheats...

    Occasionally, we'll rattle off four to five puzzles with little effort before getting stuck for upwards of an hour, whereupon which we eventually 4 Pics 1 Word Cheats- Answering Difficult Puzzles ...

  9. Talk:The Hardest Logic Puzzle Ever - Wikipedia

    en.wikipedia.org/wiki/Talk:The_Hardest_Logic...

    You have made this up. There are Smullyan puzzles as written but none of these are The Hardest Logic Puzzle Ever. There is Boolos' puzzle, i.e. The Hardest Logic Puzzle Ever, which is inspired by (or Boolos' re-working of or Boolos' take on or Boolos' memory of) certain Smullyan puzzles. I don't know how else to convey this. It is getting silly.