Titlebook: Using Design Research and History to Tackle a Fundamental Problem with School Algebra; Sinan Kanbir,M. A. (Ken) Clements,Nerida F. Ellert

FLACK

Accord

Framing a Classroom Intervention Study in a Middle-School Algebra Environment,ad to incorrect, or inappropriate, conclusions being made. It is argued that the first thing that needs to be done in a mathematics education research investigation is to identify, in clearly stated terms, the problems for which solutions are to be sought. Having done that, historical frameworks—whi

DAUNT

Answers to Research Questions, and Discussion,ents—but not all of them—showed strong improvement in relation to structure and modeling. Students’ knowledge of definitions and skills improved, they developed appropriate imagery, and their self-confidence when asked to answer questions relating to structure and modeling improved. The results are

Glossy

态度暖昧