Weblog > Original Sudoku Calendar 2011 by Nikoli
Original Sudoku Calendar 2011 from Nikoli, the Japanese puzzle publisher who launched the Sudoku craze, comes the gold standard Sudoku calendar.
Each sudoku puzzle is hand-created, giving it an interactive feel that computer-generated puzzles can’t match. The sudoku puzzles, printed in full color, begin easy on the weekend and grow more difficult over the week. Happy Puzzling!