Summer Sudoku

Instructions:Don’t worry … there’s NO math. Think of this puzzle as a process of elimination. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 subgrids or boxes contain all of the digits from 1 to 9. There should...

Dr. Marwan Sabbagh

Camille and Larry Ruvo Chair for Brain Health – Director, Cleveland Clinic Lou Ruvo Center for Brain Health