This is the archive of the old posts from Djape .Net, more or less as they used to be. Please go to djape.net to see the new website.

Category Archives: Sudoku Variants

Sudoku Variants, such as TriDoku, Outside Sudoku, Non-Consecutive Sudoku, Greater/Less Than, Sudoku Straights etc

Sudoku Variations

By djape | Published: December 10, 2012
I’ve created numerous variations of Sudoku puzzles. Here is a list of some of them. View a more comprehensive list on the Sudoku Variants page. And then you can find even more of them in the Sample Puzzles category. You can also see my Sudoku Variations books. Diagonal SudokuJigsaw SudokuFlower SudokuOutside SudokuNon Consecutive SudokuSudoku SamuraiSudoku […]
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How to solve Diagonal Sudoku X

By djape | Published: December 8, 2012
I realize that I’ve never posted two sudoku solving techniques which are specific to Diagonal Sudoku puzzles. Here they are. Diagonal and nonet interaction This one is a simple extension of the “row/column and nonet interaction technique”. Just look at this sample puzzle which has been solved using the standard techniques up to this point: […]
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Diagonal Sudoku

By djape | Published: December 7, 2012
Can you imagine that I never posted a plain Diagonal Sudoku X puzzle here on the main page? I’ve posted a few Diagonal Samurai Sudoku puzzles and of course I often post Sudoku X puzzles on the Sudoku Variants page. Well, that’s about to change. 🙂 Here is a Sodoku X puzzle which is not […]
Diagonal Sudoku book

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Non Consecutive Sudoku

By djape | Published: December 4, 2012
As you may have noticed, I’ve been trying to make the navigation on the website a bit easier. In the right hand “sidebar” you can now find quick links to most popular kinds of puzzles. The “Sample Puzzles” category contains hundreds of puzzles which I’ve been posting since 2005. A nice feature is that when […]
Non Consecutive Sudoku Compendium

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Hyper Sudoku

By djape | Published: November 29, 2012
I’ve realized that there are several “staple” Sudoku Variants that I’ve never posted here on the main page. One of them is Hyper Sudoku. Although I never posted a “vanilla” Windoku puzzle (Hyper Sudoku = Windoku), I have posted, for example, a Hyper Samurai Sudoku Windoku. So… to start rectifying this issue, I will be […]
Loco Sudoku Puzzle Book Cuckoo Wacky Quirky

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Flower Jigsaw Sudoku

By djape | Published: November 24, 2012
It’s been a while since I last posted a Weekend Special puzzle. This time it’s a Flower Sudoku in Jigsaw Sudoku format. Or Jigsaw Sudoku in Flower Sudoku format? I don’t know. There was one Jigsaw Flower Sudoku variant posted a couple of years ago. The puzzle for today is rated COOL. Make sure to […]
Jigsaw Samurai Sudoku book

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Outside Twodoku

By djape | Published: August 28, 2012
Here is something completely new! 🙂 A new variant of Sudoku puzzles, previously unseen anywhere! Two overlapping Outside Sudoku puzzles arranged in the Twodoku format. What else needs to be said? 🙂 Well, just that some clues had to be left on the inside, too. Those are regular Sudoku clues and you use them as […]
Flower Sudoku, Gattai 5 in 1 Su Doku

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Twodoku

By djape | Published: March 11, 2012
Here we go… another “classic” Sudoku that I can’t remember posting before. Twodoku is a Gattai-2 puzzle, which means that there are two overlapping Sudokus. It’s a tough one, I think. In order to solve it, you should use all classic Sudoku solving techniques, but it would help if you also knew how to apply […]
Flower Sudoku and Outside Sudoku

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Butterfly Sudoku

By djape | Published: February 20, 2012
I realized that I never posted a classic Butterfly Sudoku puzzle on the main page of the website. A few of them have been posted on the Daily Sudoku Variants page, but the puzzles posted there disappear from this website after a week. So… to rectify this issue, I am presenting you with a Butterfly […]
Loco Sudoku Puzzle Book Cuckoo Wacky Quirky

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Flower Sudoku: 5 in 1 Sudoku puzzles in different flavors – “Still my favorite sudoku variant!”

By djape | Published: January 9, 2012
A new review of Flower Sudoku: 5 in 1 Sudoku puzzles book has been posted on Amazon. It’s a short, 5/5 stars review. Interestingly enough, so far there have been 4 reviews of this book – and all reviews of Flower Sudoku book are 5/5 stars! As always, djape’s puzzles are fantastic and range from […]
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