Infinity Train: Book One - The Perennial Child

Join Tulip on a mind-bending journey aboard the mysterious Infinity Train, alongside her companions Atticus, the canine king of Corginia, and One-One, a robot with dueling personalities. With puzzles and perils awaiting them in every car and the relentless Steward on their trail, will Tulip ever find a way off the train and return home?