The 1-a-day Sudoku Series: One Sudoku puzzle every day... but NOT your everyday Sudoku puzzle book Any Skill Level: Series includes 3 difficulty levels: Easy, Medium, Hard Each day provides a new puzzle, along with an Inspirational, Motivational, and Thought Provoking Quote of the Day Bold Print Puzzle Grids are easy on the eyes Be sure to look for the rest of the series from Plug-N-Play Puzzles
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