Types of Polygons

These printable Montessori four-part nomenclature cards introduce children to eight polygons from the humble triangle all the way to the decagon, through detailed illustration cards paired with child-friendly descriptions.

What’s included:

• 1 cover card
• 8 illustration cards covering: Triangle, Quadrilateral, Pentagon, Hexagon, Heptagon, Octagon, Nonagon and Decagon
• 8 label cards
• 8 description cards
• 8 control cards for independent self-checking
• PDF format, print and cut

How to use: Children begin by matching the illustration card to the label, then progress to adding the description card as their knowledge deepens. For a memorable extension activity, invite children to find objects in the classroom or home that match each polygon, a wonderful way to connect abstract geometric concepts to the real world. Works alongside the Montessori geometric cabinet or as a standalone geometry activity. Pairs beautifully with the Quadrilaterals Nomenclature Cards also available in this store.

Perfect for: Montessori elementary classrooms, homeschoot families, and traditional classroom teachers introducing two-dimensional shapes and geometry. Particularly well suited for special education settings, neurodivergent learners, and any child who benefits from hands-on, visual, and multi-sensory approaches to learning. Ideal for grades K to 4.