Learn how to make a Mentos Geyser that glows in the dark! All you need is some tonic water (it glows under a black light because it contains quinine) and Mentos.

For more cool experiments visit our Cool Science Projects page.

About The Academy: Professor Egghead Science Academy was founded in Los Angeles, in 2007. The Academy offers the coolest science and engineering after school programs, in school science workshops, science summer camps and kids science birthday parties! See our programs here