The identification of symmetrical patterns draws on the addictive aspect of the brain. The use of numbers offers one method of identification – letters, colours, symbols, photos or anything else could offer identifiers for the cells. However, Sudoku does require logic and reasoning. No, Sudoku does not require any knowledge of mathematics to solve. In a correctly formed Sudoku puzzle, there is one unique solution. The existing numbers cannot be changed or moved. The rules of the game simply require that the grid is completed with different numbers in every row, column and box. Magic Squares had fewer restrictions than Sudoku with no lines dividing the square. He invented Magic Squares or “carrés magiques” in 1783. It may have originated from a game called Latin Squares or Magic Squares thought up by the Swiss mathematician, Leonhard Euler. Nikoli in Japan in the late 1980s, having previously been published in the late 1970s by the New York puzzle magazine Math Problems and Logic Puzzles, published by Dell, under the title 'Number Place'. The recognised puzzle of Sudoku first arrived in a magazine called Details on the origin of the word and the correct pronunciation are available at .uk. Sudoku or “su doku” ( ) translates “number allotted” or “the number that is single” in Japanese. If you have a question about your account, generating, or solving, please see our Members' FAQ.

Difference between sudoku and totemo