About a decade or so ago, Judy Murrah wrote Jacket Jazz, remember?
One of the techniques in one of those books was done with strips about 1" wide woven under/over/under to create the fabric of the quilt.
Another idea that comes to mind is the book:
http://www.amazon.com/Simply-Stunnin.../dp/1571204520
Your customer may have seen this. Look at the "inside of the book where the simple instructions are...a "weaving pad" is mentioned.
Jan in VA