Magic Squares: A touch of mysticism and a lot of brain-challenging fun! By Marcel Danesi, Ph.D. in Brain Workout One of the most fascinating number games of all time is the magic square. In its ...

A magic square is an arrangement of numbers where all rows, columns and diagonals add up to the same number, called the magic constant. Can you complete this square by filling in the missing numbers?

This magic square has been known since ancient times. Each row, column and diagonal of three numbers adds to the same magic constant, 15. There is, however, a different type of 3×3 magic square, in ...