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Sudoku puzzles irregular (Su Doku)

My database includes 1031 puzzles for the moment and I'm constantly generating more.

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

For more information check out Wikipedia.

463926 puzzles downloaded.

  5             11     8
        7 3 5     12 4  
6   1             9 7  
    8 5 9           1 11
  12   10 4              
9                      
                      2
              11 5   12  
7 3           9 8 2    
  9 4             10   7
  6 10     9 11 12        
8     7             6  
Showing puzzle number: 132
Puzzletype: Symmetrical Sudoku
Startnumbers: 42
Difficulty: Easy (0)
Solution methods: SiSo SC SB
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