Cover of 'Absolutely Nasty Sudoku 3' by Frank Longo, featuring an apple with a bite taken out and a caterpillar. Sudoku puzzle with a playful design that implies a challenging experience.
Cover of the Absolutely Nasty Sudoku 3 book by Frank Longo, featuring an apple with a bite taken out, displaying a Sudoku grid pattern. The title is prominently displayed in purple, indicating it's a challenging Sudoku puzzle at Level 3.

Absolutely Nasty Sudoku 3

Sterling Publishing Company SKU: 23400 Barcode: 9781402743986

$9.95

The difficulty level soars, as even more tricks get added to the mix: X-Wing; Swordfish; XY-Wing; XYZ-Wing; and the Gordonian Rectangle.

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