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    ILLUSIONS AND IMPOSSIBLE FIGURES

       • ambiguous figure
       • Ames room
       • anamorphosis
       • antigravity houses and hills

       • Benham's disk

       • distortion illusion

       • Fraser spiral
       • Freemish crate

       • Get Off the Earth

       • Hermann grid illusion
       • Herring illusion

       • impossible figure
       • impossible tribar
       • impossible trident
       • irradiation illusion

       • lateral inhibition illusion

       • Moiré pattern
       • Müller-Lyer illusion

       • Necker cube

       • optical illusion
       • Orbison's illusion

       • Penrose stairway
       • Penrose triangle
       • Poggendorff illusion

       • Schröder's reversible staircase
       • scintillating grid illusion

       • Thiery figure
       • Titchener illusion
       • tribar illusion

       • upside-down picture

       • vertical-horizontal illusion

       • Wundt illusion

       • Zöllner illusion




    Related category

       • GAMES AND PUZZLES




    Related supercategory

       • MATHEMATICS



    Also on this site:

    Encyclopedia of Alternative Energy & Sustainable Living
    Encyclopedia of History
    Transport Concepts & Designs (partner site)



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