E. Nesbit 
Railway Children [EPUB ebook] 

Family! Friendship! Adventure! Mystery! Roberta, Peter, and Phyllis have their lives turned upside down when their father mysteriously has to go away. The railway becomes the centre of their new life, but little do they know what wonders and changes it will bring to them — maybe even the answer to Father’s disappearance . . . Oxford Children’s Classics present not only the original and unabridged story of The Railway Children in a beautiful new edition, but also help you to discover a whole world of new adventures with a vast assortment of recommendations and activities.