Originally Posted by ghostrider
This is a website with an interactive tessellation generator that lets you design your own tessellations using squares, triangles, or Escher shapes in different colors. It's great fun. Try it!
http://gwydir.demon.co.uk/jo/tess/tess.htm
Now that is just too cool. Being a newbie, sometimes it's hard for me to see the pieces within the pattern. This makes it so easy. On my first try I created something I like. Unbelievable!