Category Archives: CalcuDoku

KenKen, KenDoku, MathDoku, CalcuDoku, SquareWisdom… many different names for this kind of puzzles!

CalcuDoku, Killer and 3-variants books

Hello everyone! It’s been a while… I sent out a newsletter this weekend and in case you haven’t seen (why haven’t you?) I’d like to let you know of the three new titles that have just been released. The latest one, fresh off the press, is the largest calcudoku book I know of! It contains […]

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Word Search

Number puzzles (sudoku, kakuro, calcudoku and others) and logic puzzles (picross, for example) is what I’ve been focusing on since 2005. I’ve never created any puzzles with words. Well, that’s about to change! I’m ready to present you with my first ever Word Search puzzle (aka Word Find, Word Sleuth, Word Seek or Mystery Word)! […]

Also posted in Free sample puzzles, Kakuro, Picross, Puzzle variants | 5 Responses

CalcuDoku books

KenKen for Kindle

Here is a list of all of my books with CalcuDoku puzzles, which are also known as MathDoku, OpDoku and many other names. So far, there are 3 volumes of classic Calcudokus (I tend to make them more difficult than other authors, so be careful!), one with Calcudoku for Kids (easy stuff, but not trivial […]

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Weekend Special – CalcuDoku Samurai (Gattai-5) puzzle

This is my largest CalcuDoku puzzle so far. Previously I published a CalcuDoku Samurai 7×7, but this time the puzzle is even larger: 8×8 CalcuDoku Samurai for Saturday, February 28, 2009. CalcuDoku for Saturday, Feb 28, 2009Difficulty: IQClick on the puzzle thumbnail to access the puzzle. Tweet The Reduced Operators version of CalcuDoku is here. […]

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Daily Kendoku (CanCan, SquareWisdom) #10

Another rather large Kendoku puzzle for the end of week. This time there are 4 puzzles arranged in a “Ring”. 7×7 Diagonal Kendoku Ring for Friday, October 17, 2008. CalcuDoku for Friday, Oct 17, 2008Difficulty: IQClick on the puzzle thumbnail to access the puzzle. Tweet The Reduced Operators version of CalcuDoku is here. These puzzles […]

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Daily Kendoku (CanCan, SquareWisdom) #9

Here is another Kendoku puzzle where some cells do not belong to any cage. And incidentally, it’s my first INSANE Kendoku, although I don’t think it’s so mad as some of my killers have been. 🙂 8×8 no-cages Kendoku for Thursday, October 15, 2008. CalcuDoku for Thursday, Oct 16, 2008Difficulty: INSANEClick on the puzzle thumbnail […]

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Daily Kendoku (CanCan, SquareWisdom) #8

9×9 Diagonal Kendoku X for Wednesday, October 15, 2008. CalcuDoku for Wednesday, Oct 15, 2008Difficulty: BRAINClick on the puzzle thumbnail to access the puzzle. Tweet The Reduced Operators version of CalcuDoku is here. These puzzles are also available to newspapers, magazines and other publishers. Be the first to have my CalcuDoku puzzles printed! You can […]

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