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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 3         8     10   2
12 8   5       10   3    
10   7 2   9     12   6  
6     9 7 11           3
  7     12           11  
      10 9   3 2        
        5 10   11 3      
  5           8     4  
8           6 3 1     5
  9   12     11   6 1   4
    1   10       7   5 9
5   8     1         3 10
Showing puzzle number: 8205
Puzzletype: Symmetrical Sudoku
Startnumbers: 56
Difficulty: Very easy (0)
Solution methods: SiSo SC
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