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Morphing Butterfly
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In this activity, learners explore how nanosized structures can create brilliant color.
Finding the Size of the Sun and Moon
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In this activity, learners build a simple pinhole viewer. They use this apparatus to project images from a variety of light sources, including a candle, the Sun, and the Moon.
Exploring Ultraviolet (UV) light from the Sun
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In this outdoor activity, learners explore UV rays from the Sun and ways to protect against these potentially harmful rays.
Opti-Top
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In this activity, learners will create an optical illusion top. Learners will explore color mixing, physics and design through this activity.
Periscope
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In this activity, learners construct a device that allows them to look over ledges or around corners.
Rainbow Film
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In this activity, learners use clear nail polish to create a beautiful iridescent pattern on black paper. Learners discover that a thin film creates iridescent, rainbow colors.
Safe in the Sun
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In this activity on page 13 of the PDF, use a special plastic card that has been painted with a chemical that changes color when it is in UV light.
Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.
Investigating Ice Worlds
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In this activity about the solar system, learners use various light sources to examine ice with different components to understand how NASA studies planets and moons from space.
Mini Zoetrope
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In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.