This set of four paperback books from the Oxford Reading Tree series features the lovable characters Biff, Chip, and Kipper. Aimed at children aged 4-8, the stories are designed as a learning aid to help children improve their reading skills. Each book is fully illustrated and features a mix of fiction stories to engage young readers. The series is published by Oxford University Press and is an excellent addition to any child's book collection. Get your child excited about reading with these fun and educational books!