Knight's Tour Sudoku

The following Order 25 Sudoku is based on a 5x5 Knight's Tour that can be seen in blue font from the top left to the bottom right corners of the Sudoku. Trace the blue numbers in sequential order with legal Knight's moves to see the Open Knight's Tour pattern.

Order 25 Sudoku based on a 5x5 Knight's Tour - © Dan Thomasson, 12-30-2005

The following Order 36 Sudoku solution is based on a closed 6x6 Knight's Tour that can be seen in blue font throughout the Sudoku. Trace the blue numbers in sequential order with legal Knight's moves to see the Closed Knight's Tour pattern.

Order 36 Sudoku based on a closed 6x6 Knight's Tour - © Dan Thomasson, 12-29-2005

The following two Order 9 Magic Sudoku's contain magic or semi-magic squares for every main 3x3 group of numbers.

Order 9 Magic Sudoku - 1

Order 9 Magic Sudoku - 2