WORKING WITH THE ARRAY, GRADES 3-5 (RESOURCE PACKAGE): MATHEMATICAL MODELS (YOUNG MATHEMATICIANS AT WORK) By Antonia Cameron & Maarten Dolk & Catherine Twomey Fosnot & Sherrin B Hersch **BRAND NEW**.
WORKING WITH THE ARRAY, GRADES 3-5 (RESOURCE PACKAGE): MATHEMATICAL MODELS (YOUNG MATHEMATICIANS AT WORK) By Antonia Cameron & Maarten Dolk & Catherine Twomey Fosnot & Sherrin B Hersch **BRAND NEW**.