Pi is a number used in math for circles and other calculations
Materials: https://s3-us-west-2.amazonaws.com/stevespanglerscience/PDF/Circle+Download.pdf, string, ruler and thick piece of paper
Procedure:
- Download the link provided and print it on thick paper
- Cut along the outline of your paper
- Wrap the string around the circle and cut it to the exact circumference
- Measure the length of the string (approximately 22 inches)
- Now measure the diameter of the circle
- Divide the length of the string by the diameter
- You should get a number which is Pi