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Cardboard Box Camera Obscura
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In this activity, learners construct a device that projects images onto a surface, so they can trace landscapes and other sights.
Bike Wheel Zoetrope
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In this activity (posted on April 18, 2011), learners follow the steps to construct a zoetrope, a device that produces an illusion of action from a rapid succession of static pictures, using a 16" bik
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.
Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.