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Original Price $11.75 Comp. value
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Which Orange Circle Is Larger? (Optical Illusion) Keychain
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Aluminum Circle
+$3.00
+$3.00
+$31.10
+$31.10
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Which Orange Circle Is Larger? (Optical Illusion) Keychain
Ask yourself and others this key question: Which orange circle is larger? Showcase the Ebbinghaus illusion with a dose of relative fun on any of these gifts. Caption explains the optical illusion: "Answer: The 2 orange circles are the same size, but the one on the left seems smaller due to being surrounded by larger objects. This phenomenon is known as the Ebbinghaus illusion." Also known as Titchener circles. Educational optical illusion gifts for all who enjoy visual humor. Make others do a double-take and look again and again today!
Customer Reviews
4.6 out of 5 stars rating5.4K Total Reviews
5,378 Reviews
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So cute and this is perfect!!!
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By Zali O.August 9, 2023 • Verified Purchase
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These are so cute and beautiful made. Printing is good clear
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By Jessica K.March 2, 2023 • Verified Purchase
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These keychains were perfect for our 5th grade traveling volleyball team. I just added a tassle, and they were the perfect gift! .
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Product ID: 146932281546093977
Created on: 10/18/2009, 9:12 PM
Rating: G
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