MainpageFractalsBirthprimesWordBabygenTexturizeProgramsPhonewordData Matrix
SudokuSudokutoWordokuCodokuSudoku3DSudokuGTKakuroFillominoHitoriArukone
HashiShuffleBogglemPuzzleCalcuDokuSangerProbabilityLærer

Sudoku puzzles (Su Doku)

My database includes 10934 puzzles for the moment and I'm constantly generating more.

Rules: Fill in the grid so that every row, every column, and every 3x4 box contains the digits 1 through 12. There is only 1 solution for each puzzle.

For more information check out Wikipedia.

2333808 puzzles downloaded.

    1       9     11   5
      11 3   2   10   7  
  3 5   6   11 7 4      
              2 6 8    
  5     12 9   6     2 7
    7       8       9  
  10       8       3    
11 8     9   4 3     12  
    2 9 11              
      6 7 3   5   2 1  
  2   8   11   9 7      
7   12     6       5    
Showing puzzle number: 1725
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Hard (0)
Solution methods: SiSo SC SB DC
Solve puzzle Show solution Print