Tag Archives: Classic Sudoku

FREE Presentational booklet of puzzles by DJAPE

A promotional PDF by Djape. Please forward this to your local newspaper and ask them to change from classic Sudoku to something new.
Posted in Bookstores, General, Kakuro, Picross, Puzzle variants, Sudoku Variants | Also tagged , , , , , , , , , , , , , , , , , , | 1 Response

Tridoku

Here is a puzzle that I think deserves a lot of attention: TriDoku! It’s a great puzzle-type but for some reason it’s very rarely seen in the Sudoku world. I want to change that! Even though it may not appear obvious, there are 81 cells in this puzzle. And there are 9 nonets. Just like […]
Tridoku book Large print

Posted in Free sample puzzles, Sudoku Variants | Also tagged , , , , , , , , , , , , | 11 Responses

Jigsaw+Classic Sudoku combination

Today’s puzzle on the Daily Sudoku variants page is somewhat ambiguous. This is why I’m duplicating it here on the main page. Basically, it’s a Classic and Jigsaw Sudoku combination. In addition to 9 Jigsaw nonets, there are 9 classic Sudoku nonets too. You have to use them both in order to solve the puzzle. […]
Jigsaw Sudoku Puzzle Book

Posted in Free sample puzzles, Jigsaw Sudoku, Sudoku Variants | Also tagged , , , , , , , , | 2 Responses

Clueless Sudoku

Here is another Sudoku overlapping puzzle variation. As far as I know, it was invented by Ruud from www.sudocue.net – please correct me if I’m wrong. So I thought I should give it a go at creating one such puzzle – and of course I had to add something to it. So, my variation is […]
Samarai Sudoku book

Posted in Free sample puzzles, Sudoku Variants | Also tagged , , | 7 Responses

Swordfish

A while ago I explained the X-Wing solving technique. Recently I shown my explanation of other basic, Classic Sudoku solving techniques. The only remaining solving method that I don’t consider trial and error is Swordfish. So, to complete the list of Sudoku solving tips, here is an example of a Sudoku puzzle that can be […]
Posted in Solving tips | Also tagged , , , , , , , , | 34 Responses

Classic Sudoku Solving Techniques

It’s about time I finally explained the basic (and most common) Sudoku solving techniques. Most of you are already familiar with these, but for those who aren’t – I’d like to show my explanation. These techniques are used in ALL sudoku puzzles – Classic, Killer, Samurai and others. Make sure you fully understand them before […]
Posted in Samurai sudoku, Solving tips | Also tagged , , , , , , , , , , , , | 10 Responses

Samurai Sudoku rules

I’ve been asked a few times to post some Samurai sudoku solving tips. Well – there aren’t any special tips that apply exclusively to Samurai. Standard Sudoku rules apply, but to make things clear for newcomers, I’d like to give a brief set of instructions. Rules of Samurai Sudoku 1. Each Samurai Sudoku puzzle consists […]
Posted in Samurai sudoku, Solving tips | Also tagged , , , , , , , , , , , , , , , | 48 Responses
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