Edge Difference Sudoku

  • Place a digit from 1 to 9 into each of the empty squares so that each digit appears exactly once in each of the rows, columns and the nine outlined 3x3 regions.
  • A number at the edge of the diagram indicates the difference between the first and the last number in the corresponding row or column.

    • Edge Difference Sudoku

    Sudokus that no one can solve

    Sudokus that no one can solve, not only including Sudokus which are very difficult but also those that no one has tried to solve.

     

    27 October 2025
    Edge Difference Sudoku 27 October 2025
    27 October 2025

     

    28 October 2025
    Edge Difference Sudoku 28 October 2025
    28 October 2025

     

    31 October 2025
    Edge Difference Sudoku 31 October 2025
    31 October 2025

     

    06 November 2025
    Edge Difference Sudoku 06 November 2025
    06 November 2025

     

    17 November 2025
    Edge Difference Sudoku 17 November 2025
    17 November 2025

     

    23 November 2025
    Edge Difference Sudoku 23 November 2025
    23 November 2025

     

    25 November 2025
    Edge Difference Sudoku 25 November 2025
    25 November 2025

     

    30 November 2025
    Edge Difference Sudoku 30 November 2025
    30 November 2025

     

    30 November 2025
    Edge Difference Sudoku 30 November 2025
    30 November 2025

     

    30 November 2025
    Edge Difference Sudoku 30 November 2025
    30 November 2025

     

    02 December 2025
    Edge Difference Sudoku 02 December 2025
    02 December 2025

     

    13 December 2025
    Edge Difference Sudoku 13 December 2025
    13 December 2025

     

    21 December 2025
    Edge Difference Sudoku 21 December 2025
    21 December 2025

     

    27 December 2025
    Edge Difference Sudoku 27 December 2025
    27 December 2025

     

    27 December 2025
    Edge Difference Sudoku 27 December 2025
    27 December 2025

     

    31 December 2025
    Edge Difference Sudoku 31 December 2025
    31 December 2025

     

    04 January 2026
    Edge Difference Sudoku 04 January 2026
    04 January 2026

     

    06 January 2026
    Edge Difference Sudoku 06 January 2026
    06 January 2026

     

    01 February 2026
    Edge Difference Sudoku 01 February 2026
    01 February 2026

     

    09 February 2026
    Edge Difference Sudoku 09 February 2026
    09 February 2026

     

    12 February 2026
    Edge Difference Sudoku 12 February 2026
    12 February 2026

     

    15 February 2026
    Edge Difference Sudoku 15 February 2026
    15 February 2026

     

    16 February 2026
    Edge Difference Sudoku 16 February 2026
    16 February 2026

     

    16 February 2026
    Edge Difference Sudoku 16 February 2026
    16 February 2026

     

    21 February 2026
    Edge Difference Sudoku 21 February 2026
    21 February 2026

     

    21 February 2026
    Edge Difference Sudoku 21 February 2026
    21 February 2026

     

    22 February 2026
    Edge Difference Sudoku 22 February 2026
    22 February 2026

     

    26 February 2026
    Edge Difference Sudoku 26 February 2026
    26 February 2026

     

    28 February 2026
    Edge Difference Sudoku 28 February 2026
    28 February 2026

     

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