The rules for sudoku are simple. A 9×9 square must be filled in with numbers from 1-9 with no repeated numbers in each line, horizontally or vertically. To challenge you more, there are 3×3 squares marked out in the grid, and each of these squares can’t have any repeat numbers either.
A sudoku classic game that meets a sudoku grid. Whether you want to train your brain or pass your free time. It’s a calm but challenging puzzle that you’ll be addicted to in no time!