The Hunger Games has seen success and Scholastic is preparing for the first movie to come out in March 2012. Thus, they have decided to release a 4th book that will tie-in with the movie. It will be called The Hunger Games Tribute Guide, and it will be the guide to the 24 Tributes in the movie. The new book is slated to be released in February.
They also will have 2 new other books coming out in Feb 2012: The Hunger Games: Movie Tie-In Edition, and The Hunger Games: Official Illustrated Movie Companion . All 3 will come out on February 7th.