Tag Archives: INSANE

Difficult Killer Sudoku book

Perhaps you’ve already noticed the cover of my new Killer Sudoku book. In case you haven’t, here is a proper presentation of this new and fiendish sudoku book. So… many of you have asked for a book with only the most difficult of my Killer Sudokus. In “Revenge of Killer Sudoku 6” I dropped the […]
Posted in Killer Sudoku, Puzzle books | Also tagged , , , , , , , , , , | 5 Responses

Easy Killer Sudoku book

I’ve published many Killer Sudoku books and I kinda have a reputation for creating only difficult killer sudokus. Well, I decided to change that and therefore I prepared and published a book with only really EASY Killer Sudoku puzzles. If you’ve been scared to try the Addoku or Sumdoku (as these puzzles are also known), […]
Posted in Killer Sudoku, Puzzle books | Also tagged , , , , , , , , , , , , , | 1 Response

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

Flower Sudoku and Outside Sudoku book

The most requests I ever received for new volumes of books was for the Outside Sudoku book and for the Flower Sudoku book. Those two books are filled with variants of sudoku variants puzzles. There are 11 reviews of those two books on Amazon. 10 of those reviews are 5/5 stars! Well, it didn’t take […]
Posted in Puzzle books, Sudoku Variants | Also tagged , , , , , , , , , , , , , , , , , , , , , , , , , , | Leave a comment

Insane Killer Sudoku – by Daniel Skillin

Today we have an extra special puzzle – a Killer Sudoku puzzle by a guest author. It’s been a while since I last posted such a puzzle. I really appreciate the enthusiasm of the visitors to my site and your efforts to make good quality puzzles and share them with others. Today’s puzzle was created […]
Posted in Free sample puzzles, Killer Sudoku | Also tagged , , , | 1 Response

Why do I make puzzles? A brief history of Djape.net

A short answer to that question would be: because I enjoy doing it! … but here is a long version, too. Back in the summer of 2005 I realized that it’s about time I had my own website. At that point I had been computer programming for years and it kinda made sense that I […]
Posted in General, Killer Sudoku, Reviews, Samurai sudoku, Washington Post | Also tagged , , , , , , , , , , , , , , , , , , , , , , , , , | 6 Responses

The June newsletter – INSANE Killer Sudoku puzzle

This is the insane puzzle I tried sending in June. It seems like it didn’t work. Here it is instead. It’s been a while, hasn’t it? 🙂 I can’t remember when was the last time I posted an INSANE Killer Sudoku puzzle. The INSANE rating is reserved for puzzles that might require some guessing OR […] Related Posts Plugin for WordPress, Blogger...
Posted in Free sample puzzles, Killer Sudoku, Newsletters, Sudoku Variants | Also tagged , , , , , | 2 Responses
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