This lesson and activity is perfect for Pi Day fun! It provides students with the opportunity to explore the relationships between different sizes of circles, and how Pi is relative to all circles.
 
This is a lesson with two parts: a teacher-led instructional piece and student activity. The teacher-led piece provides a one-page table and diagram of circle parts. In addition, a short quiz is provided to assess students' understanding of the lesson. The second piece is the student activity page. Teacher notes page is included to help in planning and preparing the lesson activity.