yyGrams™

      This is a new kind of puzzle. No numbers, no words to spell; just pure logic that you can make as difficult as you can bear.
      yyGrams™ is the only puzzle you can construct yourself, without software, to any imaginable difficulty, without needing the answer beforehand.

Weekly feature layout, .pdf (Acrobat Reader) files.

Sample#1       Sample#2       Sample#3

Shortcuts at pancakemath.org

Puzzle Passport, onscreen format     .pdf 6.6K
Puzzle Passport, print layout     .pdf 5.6K                 Passport Cover     .pdf 4.9K

Option to customize with your URL.
National exclusive is available, with option to redirect web hits to your URL from yyGrams.com.

info@yyGrams.com
updated 2007.11.5
©2007 David Zethmayr