"This is an excellent book, filling an important hole in the study of learning and teaching in mathematics" (Senior Lecturer, University of Bedfordshire)

Doreen Drews is a Principal Lecturer in Primary Mathematics at St Martin′s College and has taught extensively within the Foundation Stage, Key Stage One and Key Stage Two. She was a mathematics advisory teacher for four years before joining St Martin′s and has a particular interest in early years mathematics. Alice Hansen is the Director of Children Count Ltd where she is educational consultant. Her work includes running professional development courses and events for teachers and teacher trainers, research and publishing. Alice has worked in education in England and abroad. Prior to her current work she was a primary mathematics tutor and the programme leader for a full-time primary PGCE programme at a large university in England.