You expect to find ghosts on a ghost train. But the ghost Jake Hubbard meets is not like other ghosts...Series Two are for children who are reading more confidently, and are 64 pages (2000-2500 words) in lenght. They use varied sentence lengths, more complex sentence structure and more challenging vocabulary.Most Series Two books contain a single narrative divided into chapters. Subjects include classic tales and myths, mystery stories and non-fiction.