Graham's Law of Diffusion: Helium Voice Wizard of Oz Munchkins

Instructors and the Lecture Demonstrator dress up as the Lollipop Guild  people in the Wizard of Oz and sing the Lollipop Guild song with Helium gas in their voice box

We represent the Lolly pop Guild, The Lolly pop Guild, The Lolly pop Guild

And in the name of the Lolly pop Guild,
We wish to welcome you to Muchkinland.
We welcome you to Munchkinland, Tra la la la la la la

© Copyright 2012 Email: Randy Sullivan, University of Oregon Chemistry Department and UO Libraries Interactive Media Group