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    Investigate Your Senses

    Discover how you perceive, and fail to perceive, the world around you.

    Explore Illusions


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The Illusions Index Survey

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Centre for the Study of Perceptual Experience

67–69 Oakfield Avenue
University of Glasgow
G12 8QQ
United Kingdom


Master of Illusions Quiz

Test your knowledge of illusions. Can you complete all four levels of our quiz to earn your Master of Illusion certificate? All the answers to the questions can be found in the Illusions Index.