Must Have Sudoku Book for 2019 Start at Any Day of the Year Keep this large-print 8.5" x 11" book next to your favorite chair and relax with a puzzle a day.Sudoku is one of the best ways for kids to improve their memory, increase concentration levels and have a lot of fun at the same time. This book contains classic 9x9 Sudoku puzzles, each with one unique solution.The Sudoku puzzles in this book come in four difficulties, each type designed for...
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