The Toughest Sudoku Puzzle Book: 200+ Puzzles to Sharpen Your Brain

by Cristina Smith and Rick Smith

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Book cover for The Toughest Sudoku Puzzle Book

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  • ISBN10 1646115821
  • ISBN13 9781646115822
  • Publish Date 19 May 2020
  • Publish Status Active
  • Publish Country US
  • Imprint Callisto Media Inc.
  • Format Paperback (UK Trade)
  • Pages 180
  • Language English