The Home of Perfect Sudoku and other puzzles
I promised something special with the Clueless concept before – and here it is: my first ever Clueless Killer Sudoku puzzle. Again, thanks to Ruud from www.sudocue.net for inventing the “clueless” concept. There are 9 Sudoku puzzles with no overlapping…
A new brain teaser posted by Count Duko in the forum. Feel free to participate in solving this one by following this thread. Sound Charades is a game played on BBC Radio 4’s “I’m Sorry I haven’t a clue” in…
Here is another Sudoku overlapping puzzle variation. As far as I know, it was invented by Ruud from www.sudocue.net – please correct me if I’m wrong. So I thought I should give it a go at creating one such puzzle…
Samurai Sudoku X for Tuesday, April 4 – this is the only place you can find these kind of Sudoku puzzles! Basically, not only do you have to fight against 5 interconnected Sudokus, but you also need to be careful…
Darren Rowse, the man behind www.problogger.net is running a case-study series about blog sites. I submitted the story about www.djapedjape.com and how it all started – and guess what – Darren posted my story as the first case study! If…
This Weekend’s special is a brand new Sudoku puzzle that I have never posted before. It’s a greater/less than sudoku variant. All standard sudoku rules apply. You don’t have any numbers to start with, instead, there are clues which cells…
More unique Sudoku puzzles that you’ve never seen before – for die hard fans of big Sudoku puzzles, here is another one – Double Sudoku Harakiri X! There are 13 classic sub-puzzles, which of course don’t have their own (unique)…
Samurai Sudoku X for Tuesday, March 28 – this is the only place you can find these kind of Sudoku puzzles! Basically, not only do you have to fight against 5 interconnected Sudokus, but you also need to be careful…
Weekend Special: Butterfly Samurai Killer Sudoku with diagonally adjacent cells! This puzzle consists of 20 (twenty) 9×9 Sudoku sub-puzzles. There are 5 groups of 4 puzzles. Each group of 4 is arranged Butterfly-style, and those 5 groups are arranged Samurai-style.…
A while ago I explained the X-Wing solving technique. Recently I shown my explanation of other basic, Classic Sudoku solving techniques. The only remaining solving method that I don’t consider trial and error is Swordfish. So, to complete the list…