When Mallomars are placed into a vacuum they go through a cool transformation. The marshmallow inside expands and breaks throught the chocolate coating. Interestingly, when the pressure is reapplied the mallomars go back to its original cookie shape. This is a great demonstration of Boyle's Law.

Pressure vs. Volume
Hehehehehehehe! GET BACK INSIDE! Hehehehehehehe!COOKIE! Hehehehehe!
in the beggining it looks like the little things from the scrubbing bubbles commercials
NO! your rong! those are Twitter™ eggs!!!
the one on the end looked like a ding-dong.
Cool videos, and I was wondering, are you ever going to post Instructables? You're posting really awesome stuff.

About This Instructable




More by kentchemistry.com:Demonstrating the Fiber Optic Effect of Water An Alternative use for Peeps How to Dramatically Demonstrate a Combustion Reaction (Whoosh Bottle Experiment) 
Add instructable to: