Books in Order: Absolutely Nasty® Series by Conceptis Puzzles
Titles List
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Only hardcore kakuro devotees should dare enter here. For those who can, its head-exploding puzzle solving. Read More
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On the second level, the clues are getting nastier—but the pleasure in completing these tricky puzzles is even greater. Read More
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For solvers who have dared to come this far—congratulations! Your reward is the roughest, toughest kakuros ever put on paper. Good luck…youll need it! Read More
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Level one—but absolutely not for beginners! This is the beginning of fans hard but satisfying solving journey. Read More
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Top solvers can try their hand at the One-Sided Gordonian Rectangle; Extended Gordonian Rectangle; Gordonian Polygon; and Alternating Digits. (But they can take comfort in knowing that no more than one will occur in any single puzzle.) Read More
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The difficulty level soars, as even more tricks get added to the mix: X-Wing; Swordfish; XY-Wing; XYZ-Wing; and the Gordonian Rectangle. Read More
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The fun begins with subsets and interaction. Read More
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Even more interaction—this time used in combination with other procedures…and a lot more heavily than in the first book. Read More
By the Author

Large Print Dot-to-Dot

White Belt Sudoku Variants

Brown Belt Sudoku Variants

Black Belt Sudoku Variants

Green Belt Sudoku Variants

Colossal Kakuro: 72 Massively Mind-Bending Puzzles

Colossal Kakuro: 72 Titanically Tricky Puzzles

Connect with Calm: Dot-to-Dot Puzzles for Relaxation

Connect with Calm: Dot-to-Dot Puzzles for Mindfulness

Large Print Kakuro

Wild Sudoku Variants

Dot-to-Dot Puzzles for Vacation

Third-Degree Black Belt Kakuro

Third-Degree White Belt Kakuro

Third-Degree Green Belt Kakuro

Amazing Sudoku Variants

Absolutely Nasty® Kakuro Level Three

Absolutely Nasty® Kakuro Level Two

Absolutely Nasty® Kakuro Level Four

Absolutely Nasty® Kakuro Level One

Second-Degree Green Belt Kakuro

Second-Degree White Belt Kakuro

Second-Degree Black Belt Kakuro

Second-Degree Brown Belt Kakuro

Mensa® Kakuro

Green Belt Kakuro

Black Belt Kakuro

Brown Belt Kakuro

White Belt Kakuro
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