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Stereoscope
Source Institutions
In this activity, learners construct a device that allows them to view 2-D images in 3-D.
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Opti-Top
Source Institutions
In this activity, learners will create an optical illusion top. Learners will explore color mixing, physics and design through this activity.
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Spinning Illusions
Source Institutions
In this activity, learners construct three optical illusion toys to examine how our brains play tricks on what we see.
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Seeing Is Believing
Source Institutions
This activity is designed to accompany the PBS documentary about African-American chemist "Percy Julian: Forgotten Genius." Learners look through two cups with small holes in them to simulate what it'
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Horton Senses Something Small
Source Institutions
In this story time program, young learners listen to the Dr.