Enjoy the most popular puzzle game in the world! whether you want to keep your brain young and active, develop logical thinking or just keep yourself busy to avoid boredom... this book will help you with its unique Sudoku Puzzle.· 100 Sudoku Puzzles and Solutions· 8.5 x 11 (inches) 21.59cm x 27.94cm· Perfect as a gift for sudokuOrder you copy today and enjoy it!