Ryan, Julie
Children's mathematics 4-15 : learning from errors and misconceptions / Julie Ryan and Julian Williams - Open University Press 2007
20652
Mathematics - Study and teaching (Early childhood)
Mathematics - Study and teaching (Elementary)
Mathematics - Study and teaching (Secondary)
QA135.5 / Rya
Children's mathematics 4-15 : learning from errors and misconceptions / Julie Ryan and Julian Williams - Open University Press 2007
20652
Mathematics - Study and teaching (Early childhood)
Mathematics - Study and teaching (Elementary)
Mathematics - Study and teaching (Secondary)
QA135.5 / Rya