a nonfiction companion to Tonight on the Titanic Titanic：a nonfiction companion to Tonight on the Titanic A nonfiction companion to Sunset of the sabertooth Nonfiction companion to Hour of the Olympics a nonfiction companion to a good night for ghosts Nonfiction companion to Afternoon on the Amazon Nonfiction companion to Shadow of the shark "A nonfiction companion to Vacation under the Volcano" Nonfiction companion to the knight at dawn Titanic：a nonfiction companion to Magic Tree House #17: Tonight on the Titanic