Sudoku Game Type
PlanetSudoku.com offers the most popular type of Sudoku. PlanetSudoku.com's Sudoku puzzle generation system was built with other types of Sudoku variations in mind including Sudoku X, Alphadoku, Alphadoku X, Killer Sudoku, Killer Sudoku X, and Irregular Sudoku.
Sudoku Game Size
Sudoku puzzle boards can be created in all different sizes. Currently, Planet Sudoku provides the size of 9x9.
One of our objectives to to provide additional Sudoku board sizes such as 3x3, 4x4, 6x6, 8x8, 12x12, 16x16, 20x20, and 25x25.
Sudoku 4x4 Game Design
Sudoku 4x4 puzzles are a great way for learning the base concepts for Sudoku. Valid numbers range from 1 through 4. The logic is the same as the more advanced boards, but just a tad bit easier. This would be a great place to start for kids.
Sudoku 6x6 Game Design
Sudoku 6x6 puzzles are a little bit more difficult than the 4x4. Valid numbers range from 1 through 6. Great for beginner to intermediate skill levels.
Sudoku 8x8 Game Design
Looking for something a little bit different than the run of the mills Sudoku 9x9 puzzle? Then the 8x8 puzzle might be what you are looking for. Valid numbers range from 1 through 8.
Sudoku 12x12 Game Design
Fun is just starting with the Sudoku 12x12 boards. You will see the introduction of letters to include a unique set of 12 letters and numbers. All rules still apply.
Sudoku 16x16 Game Design
Sudoku 16x16 puzzles provide a greater challenge to the seasoned Sudoku player. There is a total of 16 valid letters and numbers to make this puzzle extra fun.
Sudoku 20x20 Game Design
Sudoku 20x20 puzzles really start relying on letters to solve the puzzle. This is where you really need to concentrate to be able to solve this puzzle.
Sudoku 25x25 Game Design
Sudoku 25x25 puzzles provide 625 penned and open cells to challenge the most skilled and adventurous Sudoku player. These boards are so hard that my board builder has issues pumping out new boards for you to play!
Sudoku Standard Game Design (One Board)
The standard game design for a Sudoku puzzle consists of one board. The actual size of the board will be determined by the Game Size option.
Sudoku Multi 2 Game Design
Sudoku Multi 2 puzzles consist of two boards all joined together on a corner. The boards can be solved individually at a time or at the same time.
Sudoku Multi 4 Game Design
Sudoku Multi 4 puzzles consist of four boards all joined together within the middle. All boards share rows, columns and boxes with two other intersecting boards. The boards can be solved individually at a time or at the same time.
Sudoku Samurai Game Design
Sudoku Samurai puzzles consist of five boards all joined together within the middle. Boards one through four are placed at all four corners, with the fifth board placed in the center. The fifth board shares rows, columns, and boxes with the other intersecting boards. The boards can be solved individually at a time or at the same time.
Sudoku Pen Designs
This feature allows you to choose what type of pen designs you would like to use within selected Sudoku puzzle. We have provided several different options to choose from listed below:
Sudoku Game Difficulty
Sudoku difficulty is determined based on several factors about the individual puzzles. Our system reviews how many open cells there are within the puzzle. Then determines what type and how many logical solving techniques where needed to solve the puzzle.
Once that information is gathered, we give the Sudoku puzzle a difficulty score.
00:00Score: 00 Moves
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