I have made several hexagon 'I Spy' quilts. I LOVE them. Here is a link to several types of I Spy Quilts:
http://quilt-knit-run-sew.blogspot.c...rt-1-of-3.html
The one that I made came from the quilt book "P.S. I Love You" and is the 8th and 9th quilt down the page if you look in the link that I mentioned.