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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.

      9     12       8 3
  3 11           5     4
4       3   9   7 6    
    12 10 1 11           9
5   6       3 10       1
      1     2     12 11  
  1 4     5     12      
10       11 3       5   8
6           10 12 4 1    
    3 4   7   5       12
2     5           3 10  
1 12       8     2      
Showing puzzle number: 4833
Puzzletype: Symmetrical Sudoku
Startnumbers: 54
Difficulty: Very easy (0)
Solution methods: SiSo SC
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