Part of the best-selling series, this book brings the principles and practice of the acclaimed Mathematics Recovery Programme to whole-class teaching. Central to the text is the concept of an inquiry-based approach to classroom instruction, and topics covered range from beginning number and early counting strategies to multi-digit addition and subtraction right through to multiplication and division. Now printed in full colour, changes to this edition include: a revised layout to aid clearer navigation, including links to other books in the series; updated tasks, activities and real classroom examples; learning trajectories for guiding instruction and tracking progress on key topics; and, a new companion website with extended printable resources and demonstration videos. As world leaders in the field of Mathematics Recovery, the authors have drawn on their vast experience to create a user-friendly, practical guide focusing on classroom teaching. With its step-by-step approach, the book will be an invaluable resource for all primary classroom teachers, including experienced Mathematics Recovery instructors.