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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4 Responses

  1. Chad W Smith says:

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

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