TY - BOOK AU - O'Connell, Susan TI - Mastering the Basic Math Facts in Multiplication and Division : Strategies, Activities and Interventions to Move Students Beyond Memorization SN - 139780325059655 AV - QA 115 .O3 2011 PY - 2011/// CY - Portsmouth, NH PB - Heinemann KW - Multiplication-Study and teaching [Elementary] KW - Division-Study and teaching [Elementary] ER -