Sudoku

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Today's Dragon Tip

Open a puzzle
Our puzzle files are given the file type .sdk. You can open a puzzle in SudokuDragon by just double clicking on a puzzle filename in Explorer.
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Puzzle Contribution [Page 10 of 13]

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If you find a particular Sudoku puzzle interesting or challenging then you can simply and easily contribute the puzzle to our web site. Visitors to our online forums can then comment on the puzzle with their own views and suggestions.

To contribute a puzzle all you need to do is select Contribute from the Sudoku Dragon File menu.

If you are really stuck on solving a puzzle, help is at hand. If you find a particular puzzle beguiling, share it with the world.

You can download SudokuDragon for a free 22 day trial. Registration for online contribution is free and easy. Go to our download page.