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Experiencing Parallax With Your Thumb
Source Institutions
In this activity, learners investigate parallax, a method used to measure distances to stars and planets in the solar system.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-320.png?itok=lUmq6Ire)
Penny Cup Game
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In this optics activity, learners conduct an experiment to find out why two eyes are better than one!
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Fun with Flatware: Little Experiments to Try at the Dinner Table
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This is a series of three quick science activities to do with a spoon, knife, and fork. In the first two activities, learners use the flatware to explore optics, mirrors, reflection, and distortion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-680.png?itok=Nrdnv5Mq)
Color Vision
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In this online activity, learners make a whole rainbow by mixing red, green, and blue light. They can change the wavelength of a monochromatic beam or they can filter white light.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-354.jpg?itok=JAKuUUay)
Depth Perception
Source Institutions
In this easy demonstration (3rd on the page), learners explore depth perception by conducting a test with two pencils.