Tag Archives: IQ

How to solve Diagonal Sudoku X

I realize that I’ve never posted two sudoku solving techniques which are specific to Diagonal Sudoku puzzles. Tweet 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 […]

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Diagonal Sudoku

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 […]

Posted in Free sample puzzles, Sudoku Variants | Also tagged , , , , , , , , , | 5 Responses

Flower Jigsaw Sudoku

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 […]

Posted in Free sample puzzles, Jigsaw Sudoku, Sudoku Variants | Also tagged , , , , , , | 2 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 […]

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Revenge of Killer Sudoku, volume 6

WARNING! WARNING! WARNING! WARNING! WARNING! WARNING! There are NO EASY PUZZLES in this new volume of the Revenge of Killer Sudoku book series. Again, I read your reviews and figured out that you wanted more challenging Killer puzzles, so this is what I came up with. 🙂 Not only that the puzzles labeled EASY have […]

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The Way of Samurai Sudoku, volume 6

Next up in my seasonal release of new volumes of puzzle books, is volume 6 of the most successful series of Samurai Sudoku books – The Way of Samurai. I’ve listened to your comments and reviews and decided to remove all puzzles labeled “EASY” from this new volume! So, we start with COOL difficulty and […]

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Kakuro for Kindle

Kakuro for Kindle

I promised you more games for Amazon Kindle and here is one of them 🙂 This time it’s Kakuro for Kindle, Kindle Touch, Kindle DX and Kindle Keyboard So… it’s a “cross sums” game for Kindle. Crosswords with numbers, that’s what these puzzles are. Designed to test and enhance your basic arithmetic skills, these puzzles […]

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Posted in Kakuro, Kindle Games | Also tagged , , , , , , , , , | 1 Response
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