In this Read with Oxford Stage 4: Biff, Chip and Kipper collection, find out whether Biff and Chip can track down a strawberry thief, if the children can stop a steam train on time, and what huge discovery Wilf and Wilma make on a beach. Featuring much-loved characters, great authors, engaging storylines and fun activities, Read with Oxford offers an exciting range of carefully levelled reading books to build your child's reading confidence.