GAF – Group Action Forum
International mathematical association formed as an interdisciplinary discussion forum for mathematicians interested in different branches of mathematics.
http://gaf.astagor.net/
Mathematical Lego Sculptures
Provides information on the outputs including various sizes of mobius strip, a trefoil knot, eight knot figure, and catalan minimal surface. With FAQs and contact information.
http://members.aol.com/s6sj7gt/mikehome.htm
Mathematics Archives
Provides mathematics teaching resources and information on basic math theories.
http://archives.math.utk.edu/