Difficult Su Doku

Trama

A collection of 200 previously unpublished Difficult Su Doku puzzles. Perfect for the more advanced Su Doku solver in need of a constant supply of challenging puzzles. Guaranteed to provide hours of absorbing, brain-stretching entertainment.

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Altri libri di Wayne Gould

• New York Post Train Your Brain Su Doku: Difficult di Wayne Gould (2008)
• New York Post Train Your Brain Su Doku: Medium di Wayne Gould (2008)
• New York Post Sudoku 1 The Official Utterly Addictive Number-Placing Puzzle di Wayne Gould (2005)
• Grand Master Sudoku 2 di Wayne Gould (2005)