GRAND PRAIRIE, Texas–(BUSINESS WIRE)–Six Flags Entertainment Corporation (NYSE: SIX), the world's largest regional theme park company, and Barnes & Noble, Inc. (NYSE: BKS), the nation's largest retail bookseller and a leading retailer of content, digital media and educational products, today announced a new partnership, naming NOOK ® the presenting sponsor of Six Flags National Read a Book Day at participating parks across the country, and partner of Read to Succeed ®, a free educational program sponsored by Six Flags.