Professor Puzzleworth's Hard Sudoku: A Positively Perplexing Puzzle Collection

By Professor Puzzleworth

In Volume 1 of Professor Puzzleworth's Hard Sudoku, the good professor has gathered together 100 of his favorite mind-boggling hard Sudoku puzzles for you to solve and enjoy. As you make your way... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1493643894
• ISBN13: 9781493643899
• Release Date: November 2013
• Publisher: Createspace Independent Publishing Platform
• Length: 114 Pages
• Weight: 0.36 lbs.
• Dimensions: 0.2" x 6.0" x 9.0"