Illustrative Mathematics
What Shape Am I?
Sharpen your pencil and grab a ruler, it's time to draw some quadrilaterals! Given the definition of a parallelogram, rectangle, and rhombus, learners draw examples and nonexamples of each figure. The three definitions are then used to...
Curated OER
Monster Math
In this math worksheet, students practice solving the multiplication problems presented in the eight graphic organizers. The answers are found on page two.
Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as they...
Curated OER
Line Symmetry
Students investigate the concept of line symmetry and how to recognize it in different contexts. They record the number of symmetries when given problems to work on in class. They review the concept of congruence and how it relates to...