Bonnie has added a tab at the top of her blog for the mystery quilt. The introduction, all clues, and her weekly photo link ups can be found at that tab.
http://Quiltville.blogspot.com
Still waiting for our ongoing main thread post to be approved by admin. I'll post a link to it here when it goes "live" and then this thread will be closed.
Several people on the Facebook page have already gotten the paint chip cards and are willing to get some for those who don't live near a Lowe's. Check out that page for more information (search: Quiltville Open Studio on Facebook).