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Snow Day!
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In this activity (on pages 4-5), learners make fake snow by adding water to the super-absorbant chemical from diapers, sodium polyacrylate.
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Jell-O Model of Microfluidics
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This activity uses Jell-O(R) to introduce learners to microfluidics, the flow of fluids through microscopic channels.
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Exploring A Hydrogel
Source Institutions
In this activity on page 10 of the PDF, learners develop an experiment to answer the following question: "How much water can the hydrogel in a baby diaper hold?" Use this activity to explore polymers,