Author Archives: djape

Here is a new jigsaw sudoku book I published! I think it’s a great value for money and also it makes for a nice gift for someone wanting to learn how to solve Jigsaw Sudoku puzzles. Contents: More than 1,000 Jigsaw 9×9 Sudoku PuzzlesDifficulty level is suitable for those who are new to Jigsaw Sudoku, and also […]

A new volume with QUAD Samurai Sudoku Puzzles has been released. I tried to keep the price of this volume lower than others. Therefore, in this volume, you get 80 classic Super Samurai Sudoku puzzles, plus a couple of surprises at the end. Enjoy!

A new volume of World’s Hardest Killer Sudoku has just been published. Nothing’s changed from previous 2 volumes: 90 IQ Killer Sudokus and 10 INSANE Killer Sudoku puzzles in this book. Well, of course, all puzzles are NEW, not published before. This book is certainly now for beginners. It is only for experienced Killer Sudoku […]

Here is the first book for 2021 season!It’s a Nonograms book with 255 puzzles. What’s important is that all puzzles in this book are NEW, and not published elsewhere. And they will not be published elsewhere. I plan to release one volume with about 250 puzzles (give or take) every year. A majority of puzzles […]

Back in the day, this website used to be alive and kicking. Now it’s barely alive and certainly not kicking anymore. I tried to revive it, I even hired an agency to build a totally new website but, let me be frank, running a website never was my thing. I like programming and making puzzles, […]

This is the old Djape.Net – The Home of Perfect Sudoku website. The domain name has been changed. As of today, this website can be reached by using perfectsudoku.com domain name. And it will stay like that for… well, I don’t know for how long. The old domain djape.net still points to this same website, […]

It’s been a crazy 2020. I won’t go on much about it – I just hope that you and your family and friends are safe and healthy. We all hope for a better 2021.I’m not a big fan of any particular calendar dates, but I do like holidays because they bring us to our close […]