Archive for the 'Hard Sudoku' Category

Any tips on solving sudoku puzzles?

June 19th, 2010

In school, I have to solve some 6×6 sudoku puzzles, and no matter how hard I try, I can’t get them, and they’re for a grade! please give me some tips or maybe a sudoku solver link.
A good way of solving sudoku puzzles is to keep track of what squares could have what numbers. Sometimes [...]

May 30th, 2010

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May 26th, 2010

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May 21st, 2010

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May 16th, 2010

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How are Sudoku puzzles rated?

May 10th, 2010

In the simplest sense, I would expect it to be strongly related to the number of clues, and that the clues given are random. However, this is apparently not true as my Droid gave 26 clues to an extreme puzzle, and 22 to a hard one. Just curious.
Thanks in advance.
The number of possible [...]

May 7th, 2010

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May 4th, 2010

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April 28th, 2010

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April 25th, 2010

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