How the portal illusion works

This is a development of the barber pole illusion and is related to a few other illusions like the Mephisto Spiral (the spirals that won't come apart), the illusions ring and the rolling rings illusion. Ada Cohen's 3D projects can be found here: You can buy the ring from Grand Illusions here: My 3d...

10 min - Mind & Psychology - Steve Mould

More: Senses & Illusions documentaries

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