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				nikoli.com web site consists of two parts; nikoli.com "Everybody's page" which can be accessed by anyone and the page which is only for the members. ...			 
				
					http://www.nikoli.com/				
							 
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					Offers both current and archived crossword puzzles.				 
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					A new killer ... Welcome to killer sudoku online. Your online source of ... LINE. Vote for our site. Thank-you! Copyright (C) 2005-9, killersudokuonline.com ...				 
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					The perfect place for enjoying and sharing challenging logic puzzles				 
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					L'indovinello più difficile del mondo (The hardest logic puzzle in the world) is ... Retrieved from "http://en.wikipedia.org/wiki/The_Hardest_Logic_Puzzle_Ever" ...				 
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					Sudoku by Astraware, Sudoku Hints, Sudoku Tips, Free daily Sudoku, and the best downloadable Sudoku for your Palm OS or Pocket PC handheld!				 
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					Printable brain teasers for kids and adults, riddles, logic puzzles, paradoxes, optical illusions, IQ tests, free brain games, lawyer jokes and other challenges for ...				 
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					Play online Nurikabe the puzzle game also known as Cell Structure and Islands in the Stream				 
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					Quick thinking and sharp reactions are great for riddles and for online poker. ... This code is a great reward for internet poker players and you should start ...				 
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					crosswords, word search puzzles, wordsearches, online games, online puzzles, sudoku, jigsaws, number puzzles, wordplay, anagrams, brainteasers, kids crosswords				 
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