Prism99

I would do "waves" across the quilt, which also happens to be very easy. See my post in this recent thread:
http://www.quiltingboard.com/main-f1...d-t233746.html

Here is a website that shows kind of what I have in mind:
http://cactus-needle.blogspot.com/20...n-in-blue.html

This one adds bubbles (have to scroll down to the very bottom of the page):
http://stitchinpostinsisters.typepad...rs/art-quilts/

Here's one that is more evenly geometric:
http://ameetsz.wordpress.com/2011/08...quilting-post/