Learn more. DEAR SUN SPOTS: I received the enclosed picture of a Sudoku puzzle cube in the mail yesterday and thought you might be interested in seeing it, as I believe it answers the question I ...

Find answers to the latest online sudoku and crossword puzzles that were published in USA TODAY Network's local newspapers.

Find answers to the latest online sudoku and crossword puzzles that were published in USA TODAY Network's local newspapers.

One of the world’s most challenging number games called Sudoku is a logic-based, combinational number placement puzzle that can train your mind, and enhance your brain power and intelligence level.

Each puzzle and answer key is numbered at the bottom left, and the puzzle difficulty level is at the top right of the sudoku. If you have any questions, please contact Michael Toeset at mtoeset@ ...

more systematic way of finding the answer. Further questions may come to mind: How many different sudoku puzzles are possible in the standard 9-by-9 format? Can a puzzle with few initial entries ...

For dedicated number crunchers, it's not terribly hard to "brute force" Sudoku puzzles by running dozens if not hundreds of possible combinations in search of the right answer. But a team of ...

They were also required to report on how often they regularly solved puzzles in their daily life, with answers varying from ... puzzles such as crosswords and Sudoku, the sharper their performance ...