Words and Numbers

alphamagic square 1

In 1986 Lee Sallows invented the alphamagic square — spell out each number in this magic square and count its letters (25 -> TWENTY-FIVE -> 10), and you’ll produce another magic square:

alphamagic square 2

David Brooks points out that this works also in Pig Latin.

Sallows extends the idea into geometry:

Image: Wikimedia Commons