E-Z Square 3
by Werner Miller

How to complete a 4x4 grid to get a magic square, when the four center numbers or the four corner numbers are given? You will learn two methods, applications and an interesting take on the birthday square based on an idea by Nico Reuter.

1st edition 2011; 21 pages.
word count: 1961 which is equivalent to 7 standard pages of text