Sharp Brains: Brain Fitness and Cognitive Health News

Neuroplasticity, Brain Fitness and Cognitive Health News


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.


More brain teas­er games:

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One Response

  1. Chad W Smith says:

    You real­ize this is on here twice — right? As 26 and 31

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