tagged with: optics, optical illusion, illusions, motion illusion, brain teaser, psyche, psychology, cognitive effects, gag gifts, wordsunwords, science, scientific, humor, attitude, geek, perception, visual perception, wordsandunwords, static image, contrasts, shape, interacting effects, riddles, brain teasers
Optical illusion fun is alive and well on any of these gifts featuring the motion illusion. Caption says it all: "Static image appears to be moving due to the cognitive effects of interacting color contrasts and shape position." Perfect psyche / psychology humor gag gift for any fan of optical illusions! Make others do a visual double-take today
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