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Iridescent Art
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This is a quick activity (on page 2 of the PDF under Butterfly Wings Activity) that illustrates how nanoscale structures, so small they're practically invisible, can produce visible/colorful effects.

Soap Bubble Shapes
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Learners explore three-dimensional geometric frames including cubes and tetrahedrons, as they create bubble wands with pipe cleaners and drinking straws.

Polarized Light Mosaic
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In this activity, learners use transparent tape and polarizing material to create and project beautifully colored patterns reminiscent of abstract or geometric stained glass windows--no glass required

Light is Made of Colors
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Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

Exploring Materials: Nano Gold
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In this activity, learners discover that nanoparticles of gold can appear red, orange or even blue. They learn that a material can act differently when it’s nanometer-sized.

Nanoparticle Stained Glass
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In this activity/demo, learners are introduced to the connection between medieval stained glass artisans and nanotechnology.

Spinning Your (Color) Wheels
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In this optics activity, learners use everyday materials to make a color wheel. When learners spin the wheel like a top, they will be surprised to see all the colors mixing together to appear white.

Rainbow in the Room
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This activity generates learner excitement about light through the creation of a room-sized rainbow.

Underwater Hide and Seek
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In this activity, learners experience firsthand how marine animals' adaptive coloration camouflages them from prey.