Sudoku puzzle 218 - Hard Sudoku 16x16

Posted on May 26, 2019

Today you get another great workout for your brain by trying to solve this Sudoku puzzle. A Sudoku puzzle a day keeps the doctor away :)

How to play Sudoku: The goal of Sudoku is to fill in the empty cells, one number in each, so that each column, row, and region contains each number exactly once.