# Tau vs Pi Smackdown

Who wins the tau vs pi debate? Two mathematicians share their view of whether tau or pi is better in a video from the Numberphile Pi series. Spoiler alert: Pi wins.

##### Instructional Ideas

• Have the class create a graphic organizer comparing tau and pi
##### Classroom Considerations

• Pupils should be familiar with Euler's identity, as well as the formulas for the area and circumference of circles
• Speakers make use of calculus in some of their arguments
##### Pros

• Debate style makes video interesting to watch
• Incorporates different areas of mathematics

• None