Have You Tried A 12×12 Sudoku Puzzle Called Stars & Stripes Sudoku?
It is a 12×12 Sudoku puzzle with a twist. Here is the scoop. A typical 12×12 Sudoku puzzle puts the numbers 1 through 9 plus A,B,C in every row, column, and 4×3 box. Stars & Stripes adds a new wrinkle. Instead of using letters A, B,and C, the puzzle uses three stars in the form …
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