Curated OER
Six Squares
Students create different shapes on grid paper. In this two-dimensional geometry lesson, students take turns outlining a shape made of six squares on the graph paper. They identify all shapes they see once everyone has had a...
Annenberg Foundation
Annenberg Learner: Quilts
Copy a quilt block made of 16 squares. Each block will have one of the four symmetry types: H, M, B, or S and you choose which you think it is.