If you can run to making 9 you could make a smallish square lap quilt, incorporating them with other fabrics. See
http://www.quiltingboard.com/t-92847-7.htm for my attempt using kaleidoscopes cut from recycled fabric. Linda Rotz Miller makes lovely quilts using small numbers of kaleidocope blocks (rather than complete OBWs)
http://www.quiltsandquilttops.com/