## Lesson: Finding Perimeter and Area

Introducing the Concept

Introduce students to the concept of perimeter and area with this hands-on activity.

**Materials:** worksheet (PDF file), 25 regular paper clips, and 25 one-and--inch square tiles for each student or pair of students

**Preparation:** Distribute the worksheets (PDF file), paper clips, and square tiles. If square tiles are not available, make one-and--inch squares from posterboard or construction paper.

**Prerequisite Skills and Background:** Students should know how to measure length using nonstandard units. They should also know the names and attributes of polygons.