JKR's prequel...for those,havent read it..

http://www.waterstoneswys.com/

http://www.waterstones.com/waterstonesweb/navigate.do?pPageID=200000681

http://www.waterstones.com/waterstonesweb/displayProductDetails.do?sku=6285395

pre order all 13 story cards,for charitable purposes.