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The limits of our perception and perfection: the Muller-Lyer Illusion

Let’s try this fun Muller-Lyer Illu­sion — Which of the 2 cir­cles sur­rounded by other cir­cles is bigger?

visual illusion

Are you sure? Would you mind using a tape measure?

Here’s a link to a neu­ropsy­cho­log­i­cal expla­na­tion.

PS: Enjoy these 50 brain teasers to test your cog­ni­tive abil­ity. Free, and fun for adults of any age!

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