This book presents 400 challenging sudoku puzzles.
The answers are provided at the end, but can you solve the puzzles without looking?
Only Hard Sudoku: 400 Challenging Puzzles
$25.28 - $30.18
- UPC:
- 9781499311556
- Maximum Purchase:
- 3 units
- Binding:
- Paperback
- Publication Date:
- 2014-04-30
- Author:
- Manuel Castillo
- Language:
- english
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