Crazy quilts lend themselves to these type of fabrics. And depending on your area, some charities would take them for donating to young ladies going who would like to go to thier Proms but can't offer a dress.
Here are a few examples I found on search:
http://www.donatemydress.org/
http://charity.lovetoknow.com/Cinder...Dress_Donation
http://www.kidzworld.com/article/658...to-your-rescue
It is just an idea....
Tricia