Found this free pattern on joann.com. Looks like it wouldn't take too long. Am going to try to do them in different sizes for my two granddaughters.
http://www.joann.com/joann/catalog.jsp;jsessionid=CIKUUW3VRNYYGP4SY5GVAFJ50LD 3OUPU?CATID=&PRODID=xprd509535
If the link doesn't work, go to joann.com and choose "sewing and quilting". It's toward the bottom of the page.