In this ground-breaking text, Professor Butterworth explains the latest research in the science of dyscalculia in a clear, non-technical way and shows how science can be used for the identification of dyscalculia, and for the development of strategies to best help affected learners acquire arithmetical competence.

Preface Chapter 1: What is dyscalculia? It's not just being bad at maths Chapter 2: Number sense: our intuitive understanding of numbers Chapter 3: The arithmetic starter kit Chapter 4: Core deficit in the number module: the cognitive cause of dyscalculia Chapter 5: Development of arithmetic depends on domain-specific numerical competences Chapter 6: The dyscalculic brain Chapter 7: Heritability and the effects of brain damage on numerical abilities Chapter 8: Society, school, and home Chapter 9: Assessment: how to identify dyscalculic learners Chapter 10: Intervention for dyscalculic learners Chapter 11: Policy: what to do about dyscalculia locally and nationally