Tag Archives: killer sudoku
By djape
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Published: January 28, 2006
Here is this weekend’s special – a unique and never-seen-before Killer Butterfly X There are 4 “classic” 9×9 Sudoku puzzles inside this one. They all overlap and they all must be solved according to the rules of Sudoku and Killer Sudoku. You can use Twin Nonets solving technique for this one! However, in contrast with […]
Posted in Free sample puzzles, Killer Sudoku, Sudoku Variants
| Also tagged Butterfly Sudoku, Daily Sudoku, Daily Sudoku Variants, IQ, killer, Killer Butterfly, rules, solving technique, Sudoku Killer, Sudoku Variant, Sudoku Variants, technique, Twin Nonets, UPDATE, variant
By djape
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Published: January 17, 2006
I don’t know if there is a species that go under that name and if there are, my apologies to them. Another world premiere Sudoku variation puzzle – Butterfly Killer Sudoku. Thanks to one of our regular visitors udosuk for suggesting this concept – this should encourage you to suggest a layout for overlapping puzzles […]
Posted in Free sample puzzles, Killer Sudoku, Sudoku Variants
| Also tagged Butterfly Killer, Butterfly Killer Sudoku, Butterfly Sudoku, Daily Sudoku, Daily Sudoku Variants, IQ, killer, Killer Butterfly, rules, solving technique, Sudoku Variant, Sudoku Variants, sudoku x, technique, Twin Nonets, variant
By djape
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Published: December 9, 2005
There is a new website for Killer Sudoku puzzles in Italian language – KillerSudoku.it. I will be providing some puzzle for this site – actually they will repost some of the puzzles that have been previously shown on our site. I wish them good luck and I hope they build a nice Italian Killer Sudoku […]
Posted in General, Killer Sudoku
| Also tagged killer
By djape
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Published: December 8, 2005
I just uploaded my first ever overlapping Killer Sudoku puzzle. I can now create any kind of such puzzles, including Killer Samurai The puzzle should be very easy to solve – I wanted you to get used to them first. I will post more such puzzles in the future and at some stage I will […]
By djape
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Published: December 6, 2005
I just uploaded another Double Trouble X puzzle on the Daily Sudoku Page. I intend to post these puzzles everytime I post an “Easy” or “Cool” Killer Sudoku, so keep an eye on that page too.
By djape
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Published: November 22, 2005
Another proud announcement – Compupress, a publishing company from Athens, Greece, will start printing our puzzles in their magazines in December issues of their bi-weekly and monthly magazines. The puzzles will include all of the following: Sudoku X, Samurai and of course Killer Sudoku. They will be printing our puzzles every month. If you are […]
By djape
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Published: November 22, 2005
I posted another classic Sudoku that requires Swordfish/X-Wing solving technique. You should practice this technique because at some stage I might post a Killer Sudoku that will require you to use this technique to solve the puzzle. Maybe. 🙂 Of course I also posted another Killer – it’s a Brain X. Have fun.
By djape
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Published: November 20, 2005
It is with great pleasure that I announce that two books with Perfect Sudoku puzzles have been printed and will reach bookshops very soon. I have hinted this before but it’s now official. Both books will be available in bookshops in Portugal only, thanks to Via Optima publishing house from Portugal. They will appear there […]
By djape
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Published: November 20, 2005
I have another announcement to make – as of tomorrow – Friday, November 18, our Samurai puzzles will be published every Friday in Washington Express a free daily commuter newspaper that is published in Washington D.C.. It is highly likely that there will also be Killer Sudokus published in the same paper very soon So […]
By djape
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Published: November 14, 2005
As promised, I implemented the Swordfish classic Sudoku solving technique in my Perfect Sudoku software and generated a few puzzles. I just posted one of them on the Daily Sudoku page. However, I ran my generator and generated a couple of thousands Killer Sudokus and NONE of them required Swordfish, just as I speculated before. […]
Posted in Killer Sudoku, Solving tips
| Also tagged Classic Sudoku, Daily Sudoku, IQ, killer, Killer Sudokus, Perfect Sudoku, solving technique, sudoku solving technique, swordfish, technique, x-wing
