Sudoku is a game that is created in Japan. Su in Japanese means numbers and Doku pertains to the single place on the puzzle board that each of the number can fit into. It also describe as solitaire with numbers.

However did you know that even though sudoku is a Japanese name its origin is more of European and American. In other words sudoku is more of a cross fertilization of cultures. Sudoku is not the first number game ever developed in fact before its introduction there is already Latin Squares which uses the same concept as those of sudoku. The numbers in a grid should appear only once and can be place up and down.

It was actually in the year 1980 that sudoku was finally launched in Japan. This was the start of sudoku’s popularity. The most common form of Sudoku was the 9×9 grid but later versions have also been developed and these are 4×4, 3×3, 5×5, 6×6 and then finally 7×7. There are also the 16×16 grids and the 25×25 which are designed for the sudoku addicts. For those who prefer extreme Printable Sudoku Puzzles challenge there are other variants that require computational skills.

Sudoku is still a work in progress but even at its present stage people are already having fun and loving the challenges that this game offers. Sudoku is designed to hone the logical and deductive abilities of people of various ages. The developers of this game are also hoping that their game may be able to make people around the globe a little smarter.

Playing Sudoku

Sudoku is a simple game to play and does not require for any complicated computations. It is basically about the correct placement of numbers. It makes use of simple rules of logic and deduction. It doesn’t have an age requirements so anybody can play it.

The objective of the sudoku game is to fill all the blank squares with the correct numbers. The 9×9 square is the most common sudoku version played online and to play this game you will have to follow three very important rules:

1. Every row of 9 numbers must include all digits starting with 1 through 9 in any order.

2. Every column of 9 numbers must also include all digits 1 through 9 in any order.

3. The 3×3 subsection of the 9×9 square must also include all digits 1 through 9.

You may notice that every sudoku games begins with a couple of squares already filled in with numbers. The difficulty of each puzzle depends on how many squares are already filled in. The more squares are filled in the easier it is to solve the puzzle. By filling the remaining squares with numbers lowers down the number of squares left and therefore makes sit easier for you to fill in the remaining squares. More infos on Sudoku Puzzles.