Tag Archives: Merry Christmas

Odd Even Sudoku

Merry Christmas to all who celebrate this day! 🙂 As a small gift for you, I’ve prepared an odd-even sudoku variation puzzle. It’s not the first odd even puzzle I ever posted, but it is the first plain odd even sudoku. And to spice things up a little bit, this is a very difficult odd/even […]
Posted in Free sample puzzles, Sudoku Variants | Also tagged , , , , , , , , , , | 4 Responses

Introducing “Sudoku Sequences” or “Sudoku Straights”

Here is a brand new Sudoku variation as a special Christmas present. Hope you will like it. The rules: 1. Use numbers 1-9. Numbers cannot be repeated in rows/columns. 2. There are no nonets (3×3 boxes) like in other Sudoku puzzles. 3. Black cells do not contain numbers. Therefore, not all numbers 1-9 will appear […]
Posted in Free sample puzzles, Sudoku Variants | Also tagged , , , , , , , , | 5 Responses

Merry Christmas! :)

Merry Christmas to all that will celebrate it on December 25 and happy holidays to everyone else :). I uploaded the most difficult puzzle yet for this occassion – it’s a Killer Samurai X. It’s not difficult because it’s an “X” but because you do need to apply all the difficult solving techniques that you […]
Posted in General, Samurai sudoku | Also tagged , , , , , , , , | Leave a comment
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