# An activity for fostering Geometric Thinking-Polygons and congruency

**Lesson Aims**Recognizing additional properties of polygons.

**Name of Model**No name.

**Lesson Structure**This lesson is for identifying properties of polygons in an investigative activity.

**Lesson Content**A creative approach to recognizing and folding various polygons without a model.

**Prior Knowledge**A full understanding of polygon shapes and congruency.

**Materials**Origami sheets 15 cm x 15 cm,pencil,eraser,square grid paper and measuring tool.