The Oxford Bookworms Library provides superb reading and student / teacher support for the classroom, and is also highly recommended for schools running Extensive Reading Programmes, offering the right range of books that encourage students to read for pleasure. 'We have to leave our house in London', Mother said to the children. 'We're going to live in the country, in a little house near a railway line.' And so begins a new life for Roberta, Peter, and Phyllis. They become the railway children — they know all the trains, Perks the station porter is their best friend, and they have many adventures on the railway line. But why has their father had to go away? Where is he, and will he ever come back?