Tag Archives: technique

Hanjie book

By djape | Published: December 7, 2013
I just remembered that I still haven’t announced my new Griddlers book! Well, here it is: Hanjie Griddlers Nonograms book, volume 3 Just as previous volumes, this one also contains 100 picross puzzles for you to solve and enjoy. Perhaps some of them are slightly more difficult than before. An advanced Griddlers solving technique is […]
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Binary Takuzu puzzle book

By djape | Published: October 10, 2013
What did you think of the Takuzu puzzle I posted a couple of days ago? Takuzu? Yes! Or the Binary Puzzles… or “The New Sudoku”… or… well, the name doesn’t matter. If you like them, you will be glad that there is a book full of them, just published! Two hundred of these puzzles with […]
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Futoshiki

By djape | Published: September 5, 2013
The rules of Futoshiki are very simple: 1. The grid is square and can be of any size. Use numbers 1 to the size of the grid to solve the puzzle. 2. Numbers cannot be repeated in a row or column. All numbers must appear in each row and in each column. 3. The “more […]
Futoshiki plus gifts

Posted in Free sample puzzles, General | Also tagged , , , , , , , , | 1 Response

Killer Sudoku 10×10

By djape | Published: May 29, 2013
When was the last time I posted a Killer Sudoku variant puzzle for the first time? I can’t remember. Well, nearly 8 years (I’m a bit slow, you know) after publishing first Killer Sudoku, it occurred to me that there is no reason not to add the 0 into play. So… ladies and gentleman… a […]
Fiendish Killer Sudoku Book

Posted in Free sample puzzles, Killer Sudoku | Also tagged , , , , , | 14 Responses

Easy Killer Sudoku book

By djape | Published: May 15, 2013
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

By djape | Published: December 25, 2012
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 […]
Loco Sudoku Puzzle Book Cuckoo Wacky Quirky

Posted in Free sample puzzles, Sudoku Variants | Also tagged , , , , , , , , , , | 4 Responses

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. TweetHere 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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