Jefferson Labs-Science Videos

From Jefferson Labs website:
Welcome to Frostbite Theater, a collection of science videos produced by Jefferson Lab!
Liquid Nitrogen Experiments:
Have you ever wanted to play with liquid nitrogen, but didn't happen to have any lying around the house? No problem! We did the experiments and filmed them for your viewing pleasure!
Static Electricity Experiments:
We hope you'll get a charge out of these shocking experiments!

http://education.jlab.org/frost/