Sudoku Puzzles: The Best Brain Teaser


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Solving Sudoku Puzzles are brain teasers which have also been known as wordless crossword puzzles. Sudoku Puzzles are usually solved through lateral thinking and have been creating a large impact all across the world.

Also known as Number Place, Sudoku puzzles are actually logic-based assignment puzzles. The aim of the game is to enter a numerical digit from 1 through 9 in every cell that is found on a 9 x 9 grid that is subdivided into 3 x 3 sub grids or regions. Several digits are often given in a few cells. These are known as givens. Ideally, at the end of the game, each row, column, and region must hold only one instance of each numeral from 1 through 9. Patience and logic are two characters required in order to end the game.

Number puzzles very much akin to the Sudoku Puzzles have already been in existence and have found publication in many newspapers for more than a century now. For example, Le Siecle, a daily newspaper based in France, featured, as early as 1892, a 9x9 grid with 3x3 sub-squares, but used just double-digit numbers in place of the current 1-9. Another French newspaper, La France, created a puzzle in 1895 which utilized the figures 1-9 but had no 3x3 sub-squares, but the solution does hold 1-9 in each of the 3 x 3 areas where the sub-squares would be. These puzzles were daily features in several other newspapers, including L'Echo de Paris for about a decade, but it unfortunately disappeared with the arrival of the First World War.

Printable Sudoku are now obtainable and this makes it easier to play offline while Downloadable Sudoku for Kids are incredibly useful to improve a child's brain.

Howard Garns, a 74-year-old retired architect and freelance puzzle constructor, was regarded as the creator of the contemporary Sudoku Puzzles. His design was first published in 1979 in New York by Dell, through its periodical Dell Pencil Puzzles and Word Games under the heading Number Place. Garns' design was most likely inspired by the Latin square invention of Leonhard Euler, with a few changes, mostly, with the addition of a regional restriction and the appearance of the game as a brainteaser, providing a partially-complete grid and requiring the solver to fill out the empty cells.

Sudoku Puzzles were then taken to Japan by the puzzle publishing company Nikoli. It introduced the game in its paper Monthly Nikoli sometime in April 1984. Nikoli president Maki Kaji gave it the name Sudoku, a name which the corporation holds tradename rights over; other Japanese magazines which featured the puzzle have to settle for alternative names.

In 1989, Sudoku Puzzles entered the video games arena when it was available as DigitHunt on the Commodore 64. It was introduced by Loadstar/Softdisk Publishing. Since then, other computerized versions of the Sudoku Puzzles have been developed. For instance, Yoshimitsu Kanai prepared many computerized puzzle generator of the game under the name Single Number for the Apple Macintosh in 1995 both in English and in Japanese language; for the Palm (PDA) in 1996; and for Mac OS X in 2005.

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