Liquid Nitrogen Experiments: The Balloon -- What happens when a balloon full of air is plunged into a container full of liquid nitrogen? Yet more fun with liquid nitrogen!
Walking through the heat to get to the office today, I decided this was an ideal time to feature Jefferson Lab's "Frostbite Theater."
In addition to providing teacher resources, student resources, games and puzzles, and programs and events -- the Thomas Jefferson National Accelerator Facility in Newport News, Virginia, also produces a first-rate series of short science education videos.
All in all, they have 57 episodes of "Frostbite Theater" and counting -- and they've been viewed almost a million times combined. Here are some of their most popular segments:
Liquid Nitrogen vs. Liquid Oxygen: Magnetism
Static Electricity and Water
Stay cool all summer by checking them all out here. (Sorry, I had to do it.)