Help your students identify the differences between regular and irregular polygons!

What is the name of this shape? Is it a parallelogram or square? Teach your students to classify two-dimensional shapes using a Venn diagram.

Fifth graders review types of angles, triangles, and polygons in this handy geometry review.

Assess your students’ knowledge of geometry concepts from polygons to coordinate planes!

Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.