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Surface Area
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In this demonstration, learners discover that nanoparticles behave differently, in part because they have a high surface area to volume ratio.
Size and Scale: Probing and Predicting
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In this quick activity about predicting (located on page 2 of the PDF under Where's Nano?
Mystery Shapes
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In this activity, learners describe an object they can’t see. After someone picks outs a few mystery objects and places them in a pillowcase, learners will investigate using only their hands.