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Showing results 1 to 12 of 12
Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.
Lever Cowboy
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In this activity, learners build a figure that moves and "comes to life" when they pull its string.
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.
Spectroscope
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In this activity (posted on March 12, 2011), learners follow the steps to construct a spectroscope, a tool used to analyze light and color.
Camera Projector
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In this activity (posted on March 14, 2011), learners follow the steps to construct a camera projector to explore lenses and refraction.
Personal Fan
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Cool off in the heat with this project! Learners use simple materials to build a fan that runs on a motor.
Periscope
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In this activity, learners construct a device that allows them to look over ledges or around corners.
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
A Simply Fruity DNA Extraction
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In this activity, learners extract DNA from a strawberry and discover that DNA is in the food they eat.
The Self-Watering Terrarium
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In this biology/ecology activity, learners construct a terrarium out of a tennis ball container. This terrarium is unique because it never has to be watered.
Stroboscope
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In this activity (posted on March 20, 2011), learners follow the steps to construct a stroboscope, a device that exploits the persistence of vision to make moving objects appear slow or stationary.
Torsion Drum
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In this activity, learners build a musical drum using a cardboard tube, plastic wrap, and beads.