HEX-A-RACE Addition, Subtraction Game (Some Multiplication & Division too!) This Set of ©Scientifica Cards is designed to achieve Learning Standard Requirements for Grade Levels 4-6 Mathematics and Communication CAUTION: Once kids start playing — they cannot get enough! Learning Objectives: Levels 4-6 Mathematics and Communication Mathematics Adding, Subtraction, Multiplication, Division, Reasoning, memory, problem solving, and … Continue reading HexaRace