Posted on March 19, 2015
Today you get another great workout for your brain by trying to solve this Frame Sudoku puzzle. A Frame Sudoku puzzle a day keeps the doctor away :)
How to play Frame Sudoku: The goal of Frame Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains the numbers 1-9 exactly once. Numbers in the outside frame equal the sum of the first three numbers in the corresponding row or column in the given direction.