Frankie is coming from the mainland to visit Thomas and the team but she’s nervous about making friends with them all. When things start to go wrong, can the engines work together to get the job done? The Really Useful Stories series is designed to support toddlers' development and explore key preschool themes including sharing, fear of the dark, making friends and teamwork. Each book includes suggestions for grown-ups about ways of using the story to help their child talk about new experiences.