The purpose of the Developing Subject Knowledge Series is to provide authoritative distance learning materials on the national requirements for teaching the primary curriculum and achieving Qualified Teacher Status. The series includes key study and audit texts to enable trainees to develop subject knowledge in the three core National Curriculum Subjects of English, mathematics and science up to the standard required for achieving QTS as part of an Initial Teacher Training course. Contributors to this series are all primary practitioners who also work in initial teacher training and have experience of preparing materials for distance learning.