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From Liquid to Solid – The Fantastic Floating Foam Reaction

Middle School




If you haven’t heard these words from your students in a while, this quick and fun chemistry activity for middle- and high-schoolers is for you. You’ll combine two viscous liquids to create a rapidly expanding foam that hardens into a solid form. If you want to try it out in your own classroom, check out our step-by-step activity to find out just how easy it is.

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As always, if you have any questions about activities or anything else, just ask the Ward’s Science Plus Us team at Our in-house scientists and technicians are ready to answer even the toughest inquiries.