Posted on March 26, 2015
Scientists have shown that solving logic puzzles is really good for your brain. Today we have another brain teaser for you. Enjoy today's Frame Sudoku puzzle.
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.