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Showing results 1 to 14 of 14
CD Spinner
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In this activity, learners create a simple “top” from a CD, marble and bottle cap, and use it as a spinning platform for a variety of illusion-generating patterns.
Bubble Tray
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In this activity, learners use simple materials to create giant bubbles.
Seismic Slinky!
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Did you know that a Slinky makes a handy model of earthquake waves?
Kaleidoscope
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In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).
Buzzing Bee
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In this activity, learners explore sound by constructing an instrument toy that buzzes when you swing it.
Woodpecker
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In this activity, learners construct a traditional handicraft toy that illustrates a motion commonly associated with violins and earthquakes.
Three Colors of Light
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Have fun with additive mixing! Observe what happens when the three primary colors of light--red, green and blue--are mixed together, resulting in white light.
Kaleidoscope
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In this activity, learners investigate the reflective properties of light and mirrors as they make a kaleidoscope.
Benham's Disk
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In this activity, learners make a Benham Top to explore visual illusions and optics.
Slide Whistle
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In this activity, learners build a slide whistle using PVC pipe, bamboo skewer, and piece of foam. Construction of the instrument is relatively simple.
Bubble Suspension
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In this activity, learners observe as soap bubbles float on a cushion of carbon dioxide gas. Learners blow bubbles into an aquarium filled with a slab of dry ice.
Torsion Drum
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In this activity, learners build a musical drum using a cardboard tube, plastic wrap, and beads.
Chirping Bird
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In this activity, learners build a cuica or chirping bird using straw, string, and a bottle cap. Use this activity to explore the interplay of motion and sound.
Thumb Piano
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In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks.