Written by an award-winning teacher, this guide equips teachers with the depth of knowledge they need to talk confidently and competently about maths to students of all attainment levels - in short, to be an expert in secondary-level mathematical concepts, regardless of how recently they studied themselves, or their own subject specialism. How To Enhance Your Mathematics Subject Knowledge: - Explores a broad range of the trickiest concepts and misconceptions in the number and algebra topics of secondary maths - Packed with diagrams and questions to allow readers to check their own understanding of concepts - Supports a mastery approach by laying bare the underlying architecture in Secondary maths, giving teachers the confidence to pass on that understanding to their students - Builds on teachers' knowledge and experience, supporting them in answering those awkward but brilliant questions that crop up in class.