Mind-boggling mask optical illusion tricks you into thinking you're always looking at the front as it rotates

30 Optical Illusions That Will Make Your Brain Hurt

Afterimage: An Eye-Boggling Optical Illusion

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Christmas crackers including Stella Maxwell, Kim Kardashian and Irina Shayk strip off for Love Magazine's sexy online advent calendar – The Irish Sun

The rotating mask illusion

Christmas crackers including Stella Maxwell, Kim Kardashian and Irina Shayk strip off for Love Magazine's sexy online advent calendar – The Irish Sun

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Mum whose premature baby girl was the size of a PHONE creates Christmas turtle doves for parents going through similar agony this year

Christmas crackers including Stella Maxwell, Kim Kardashian and Irina Shayk strip off for Love Magazine's sexy online advent calendar – The Irish Sun

The 10 Most Mind-Boggling Optical Illusions

Mind Blowing - Optical illusions That Make You See Things

This hollow mask illusion fools me every time - Boing Boing

Just one in 2,000 people can spot the shape in this number puzzle… are you one of them?

Depth Perception and the Hollow Face Illusion

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