A Brain Teaser Called Sudoku Puzzles

Solving Sudoku Puzzles are brain teasers which have even been called wordless crossword puzzles. Sudoku Puzzles are often solved through inventiveness and have been making a large impact all across the world.

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

Number puzzles quite similar 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 only double-digit figures instead of the current 1-9. One more French newspaper, La France, created a puzzle in 1895 which used the numbers 1-9 but had no 3x3 sub-squares, but the solution does carry 1