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Mensa Absolutely Nasty Sudoku Level 1
Language: en
Pages: 164
Authors: Frank Longo
Categories: Games & Activities
Type: BOOK - Published: 2007 - Publisher: Sterling Publishing Company

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The vast majority of sudoku puzzles that are labeled hard, expert, challenger, are not really all that difficult. And in a surprising number of cases, they are
Mensa Guide to Solving Sudoku
Language: en
Pages: 274
Authors: Peter Gordon
Categories: Games & Activities
Type: BOOK - Published: 2006 - Publisher: Sterling Publishing Company, Inc.

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Here it comes: a revolution in sudoku solving! This is by far the most complete guide to cracking these addictive puzzles ever produced, with tricks even the ex
Absolutely Nasty® Sudoku Level 4
Language: en
Pages: 164
Authors: Frank Longo
Categories: Games & Activities
Type: BOOK - Published: 2007 - Publisher: Sterling Publishing Company

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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
Absolutely Nasty® Sudoku Level 2
Language: en
Pages: 164
Authors: Frank Longo
Categories: Games & Activities
Type: BOOK - Published: 2007 - Publisher: Sterling Publishing Company

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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.
Absolutely Nasty® Sudoku Level 3
Language: en
Pages: 166
Authors: Frank Longo
Categories: Games & Activities
Type: BOOK - Published: 2007 - Publisher: Sterling Publishing Company

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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.