Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:- Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (�), and division (�).- Unlike Killer Sudoku, digits may repeat within a block.

Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:- Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (�), and division (�).- Unlike Killer Sudoku, digits may repeat within a block.

Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:- Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (�), and division (�).- Unlike Killer Sudoku, digits may repeat within a block.

Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:- Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (�), and division (�).- Unlike Killer Sudoku, digits may repeat within a block.

Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:- Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (�), and division (�).- Unlike Killer Sudoku, digits may repeat within a block.

Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that:- Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (�), and division (�).- Unlike Killer Sudoku, digits may repeat within a block.

Regular 9x9 Sudoku that row and column rules apply, but instead of a 3x3 grid they are nine Jigsaw shapes.