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Far-Out Corners
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Are there boxes, is this an illusion, or is this real life Q-bert? Illusions are always fun to build especially when you can build them.
Our Sense of Sight: Eye Anatomy and Function
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In this activity, learners investigate the sense of sight and develop and conduct their own experiments.
Size and Distance
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In this activity about depth perception, learners create an optical illusion in a shoe box.
Afterimage
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In this activity about light and perception, learners discover how a flash of light can create a lingering image called an "afterimage" on the retina of the eye.