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Which Orange Circle Is Larger? (Optical Illusion) Postcard

4.9 out of 5 stars rating
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  • Dimensions: 14.22 cm L x 10.79 cm H; qualified USPS postcard size
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Paper Type: Signature Matte

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About This Design

Which Orange Circle Is Larger? (Optical Illusion) Postcard

Which Orange Circle Is Larger? (Optical Illusion) Postcard

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 humour. Make others do a double-take and look again and again today!
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Customer Reviews

4.9 out of 5 stars rating16.3K Total Reviews
14832 total 5-star reviews1049 total 4-star reviews219 total 3-star reviews91 total 2-star reviews148 total 1-star reviews
16,339 Reviews
Reviews for similar products
5.0 out of 5 stars rating
5 out of 5 stars rating
By Denise W.May 1, 2024 • Verified Purchase
Post Card, Size: Standard Postcard, Paper: Signature Matte, Envelopes: None
I'm in love! Just look how sweet these two are! 🥰☘🍀. Great graphics n print! Glossy adds flair! Thanks! ☘🍀
5.0 out of 5 stars rating
5 out of 5 stars rating
By Denise W.May 1, 2024 • Verified Purchase
Post Card, Size: Standard Postcard, Paper: Signature Matte, Envelopes: None
🐰🐇..Bundorable sweet card! Love the vintage vibe which I wanted! Not a flimsy card! Graphics are awesome n print so good!
5.0 out of 5 stars rating
5 out of 5 stars rating
By Denise W.May 1, 2024 • Verified Purchase
Post Card, Size: Standard Postcard, Paper: Signature Matte, Envelopes: None
Such a sweet vintage look post card!!! Wonderful!!! Thanks Zazzle n the creator!

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Postcards
optical illusionillusionsbrain teaserpsychologycognitive effectsgeekebbinghaus illusionwhich orange circle is largerrelative size perceptionwords and unwords
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optical illusionillusionsbrain teaserpsychologycognitive effectsgeekebbinghaus illusionwhich orange circle is largerrelative size perceptionwords and unwords

Other Info

Product ID: 239521817240185748
Designed on 2009-10-18, 9:12 PM
Rating: G