Expressions and Equality
Early Algebra for the Interactive Whiteboard
This interactive whiteboard application (Promethean, Mimio, etc.), intended for teachers of students in grades 1 - 3, focuses on the relational meaning of equality (CCSS 1.OA.7). Using objects and pictures, students combine like terms, evaluate expressions and determine the missing value to make two expressions equal (CCSS 1.OA.8). The program consists of eight lessons.