Steve Spangler Science: Bouncing Smoke Bubbles (Boo Bubbles)
Steve Spangler Science

Ghostly, smoke-filled bubbles that you can bounce make for spooky Halloween hands-on science.

National Informal STEM Education Network: Sublimation Bubbles
National Informal STEM Education Network

In this activity, learners explore sublimation by capturing carbon dioxide gas in soapy bubbles sublimated from dry ice.