5253182
9781402744006
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This is itpuzzles so amazing that they'll make your brain explode! Only the best of the best need apply to work through such skills as: Jellyfish; One-Sided Gordonian Polygon; Multi-Digit One-Sided Gordonian Rectangle; and Turbot Fish. Plus, in this case, they're used in combination to create the ultimate test.Longo, Frank is the author of 'Mensa Absolutely Nasty Sudoku Level 5 ', published 2007 under ISBN 9781402744006 and ISBN 1402744005.
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