Tag Archives: calcudoku

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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Puzzles for KIDS

In 2012 I started creating puzzles for children and also puzzle books for kids. Depending on your response, I might start posting free daily puzzles for kids. In order for that to happen, I need you to comment on this post and let me know what kinds of puzzles you and your kids are interested […]

Nonograms for KIDS

Earlier this year I published my first book for kids: Calcudoku for kids. It was received very well as a kids’ game for Kindle, but perhaps a bit neglected as a paperback. Anyway… Another “for kids” book is now also available. This time it’s a picture puzzles book, full of “hanjie” or “griddlers” or “nonograms” […]

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CalcuDoku for Kids for Kindle

Remember the puzzle book “CalcuDoku for Kids” that I published recently? Well, this exact same book is now also available as a Kindle game! Let your child play and learn using this interactive puzzle game for Kindle devices. It teaches your kid lateral thinking, patience, arithmetic and logic. There are 200 puzzles in this collection. […]

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Introducing Kenkuro puzzles

In my previous newsletter I sent out a puzzle that is very special because it’s a completely new kind of puzzle. It wouldn’t be fair if I didn’t share it with all of you. So, if you want to see what the puzzle is and if you like either Kakuro or Calcudoku or Killer Sudoku, […]

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Puzzle Bücher in Deutschland

Mein Sudoku-Rätsel und andere Bücher sind jetzt auch in Deutschland erhältlich! Nach Amazon UK , Amazon . DE -Website bietet alle meine Bücher zu günstigen Preisen. Die komplette Auswahl ist unten dargestellt. ENDLICH: Alle meine Bücher sind Puzzle nun voll auf dem deutschen Amazon-Website! Noch besser: die Sudoku-Rätsel und alle anderen Bücher, die bereits vorhanden […]

Posted in General, Jigsaw Sudoku, Kakuro, Killer Sudoku, Picross, Samurai sudoku | Also tagged , , , , , , , , , , , , | Leave a comment

CalcuDoku for Kindle

KenKen for Kindle

The 10th game for Kindle that I’ve published is: CalcuDoku for Kindle, Kindle Touch, Kindle DX and Kindle Keyboard (all e-ink Kindle devices) You know that these games are know under many different names, including MathDoku, Square Wisdom, Opdoku and other, “official” names. Whatever you call them, the rules of CalcuDoku are always the same: […]

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