Sudoku with Magic Squares

Magic Sudoku

Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9. Each number inside the blue cells must be no larger than the number of blue cells in its 3x3 block - the same as the given within that block. Each major diagonal also contains the numbers 1-9. Note that the 9 givens make a magic square.

Magic Sudoku

Combined Sudoku

Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9. The colored extra-regions must contain each the digits 1 through 9.

In each 3x3 box their is a differet rule to follow:

  • Upper left - Consecutive Sudoku: All neighbouring cells with consecutive digits have a colored border.
  • Upper centre - Killer <=>: Relation signs represent the relation between the sums of the digits in the sub-regions.
  • Upper right - Greater/Less Sudoku: The inequality between each pair of digits must stand correct.
  • Centre left - Arrow Sudoku: The digit in a circle is the sum of the digits which are marked with its arrow.
  • Centre - Magical square: the sum of any row, any column and both main diagonals in this area is always the same.
  • Centre right - Product Sudoku: Digits in a sub-region multiply up to the specified number.
  • Lower left - Addoku: Digits in the outside equal the sum of the three numbers of the corresponding row or column in the contigous box.
  • Lower centre - Killer: Digits in a sub-region add up to the specified number.
  • Lower right - Sum Box Sudoku: First two row of numbers add up to the number formed on the third row.

Combined Sudoku

Sudoku with a magic square and 8 additional semi-magic squares

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The colored area marks a magic squares, i. e., the sums of any row, any column and both main diagonals in these area are always the same. In the other 3 x 3 boxes the sums of any row, and column are always the same, but the main diagonals could have another sum.

Sudoku with a magic square and 8 additional semi-magic squares

Sudoku with 5 magic squares

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The 4 colored areas mark magic squares, i. e., the sums of any row, any column and both main diagonals in these areas are always the same.

If you have found it you can find an additional magic square.

Sudoku with 5 magic squares

Sudoku with 4 magic squares

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The colored areas mark magic squares, i. e., the sums of any row, any column and both main diagonals in these areas are always the same.

Sudoku with 4 magic squares

Sudoku with 4 magic squares

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The colored areas mark magic squares, i. e., the sums of any row, any column and both main diagonals in these areas are always the same.

Sudoku with 4 magic squares

Sudoku with a Hidden Magic Square

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. There is a magic square in this sudoku, i.e. there is a area of 3x3 cells in this grid where the sums of any row, any column and both main diagonals in this area are always the same.

Sudoku with a Hidden Magic Square

Sudoku with a magic square

Fill in the grid so that every row, every column, and every 3 x 3 box contains the digits 1 through 9. The blue area marks a magic square, i. e., the sums of any row, any column and both main diagonals in this area are always the same.

Sudoku with a magic square

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