Theatre Professor Jim VanValen gave an impromptu geometry lesson at Commencement when he led the crowd in singing Harry Chapin's "Circle."
Loading more stuff…
Hmm…it looks like things are taking a while to load. Try again?
TM + © 2015 Vimeo, LLC. All rights reserved.
Made with k in NYC.
Your content preferences apply to any Vimeo videos you view. Learn more about content preferences in our FAQ.