With more than 126 million books in print, Clifford the Big Red Dog is a beloved companion for kids, parents and teachers around the world. For the past 50 years, through exciting adventures, hilarious antics and heartwarming stories, kids grow and learn good values from Clifford and his friends. As we celebrate Clifford's 50th birthday, we reminisce ten all-time favorite Clifford stories in this Clifford's Big Red Box.