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Invisible Sunblock
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This is a hands-on activity exploring how nanoscale particles are used in mineral sunblocks to increase their transparency.

Membrane Permeability with Beets
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In this lab exercise, learners explore diffusion, cell membranes and particle size using beets and three alcohols.

Pre-School Ball Run!
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In this activity, learners use cardboard bases and track tubes to make a ball run to explore the properties of mass, force, and motion.