Featured Experiments at Steve Spangler Science http://www.stevespanglerscience.com/ en-us Copyright 2010 Steve Spangler Science info@stevespanglerscience.com 720 bffc98347ee35b3ead06728d6f073c68 Methane Mamba - Tower of Bubbles A dancing column of bubbling methane! http://www.stevespanglerscience.com/experiment/methane-mamba-tower-of-bubbles Methane Mamba - Tower of Bubbles 34173cb38f07f89ddbebc2ac9128303f Sinking Soda Surprise Plug the drain, fill the sink with water, and take the plunge. http://www.stevespanglerscience.com/experiment/00000051 Sinking Soda Surprise