recreational math and puzzles

You will find here interesting pointers and material on mundane matters in maths.

Flexagons
Graeco-Latin squares
The golden ratio, phi
fractals
Mandelbrot set
Variations on chess
Game of Hip
Game of Nim
Pentominoes
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Ashish Mahabal
Last Outdated: Dec 26 2001
http://www.astro.caltech.edu/~aam/fun/recmath.html