Following the great success of the earlier books this fourth book in the Mathematics Recovery series equips teachers with detailed pedagogical knowledge & resources for teaching number to 7 to 11-year olds Drawing on extensive programs of research curriculum development & teacher development the book offers a coherent up-to-date approach emphasising computational fluency & the progressive development of students' mathematical sophistication The book is organized in key domains of number instruction including structuring numbers 1 to 20 knowledge of number words & numerals conceptual place value mental computation written computation methods fractions & early algebraic reasoning Features include fine-grained progressions of instruction within each domain; detailed descriptions of students' strategies & difficulties; assessment tasks with notes on students' responses; classroom-ready instructional activities; an accompanying CD with extensive instructional resources This book is designed for classroom & intervention teachers special education teachers & classroom assistants The book is an invaluable resource for mathematics advisors & coaches learning support staff numeracy consultants curriculum developers teacher educators & researchers