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Outline
Optical Illusions
Sugihara's Impossible Circle/Square Illusion
Comparing Tables
Optical Illusion
Dongurakokko d'Akiyoshi Kitaoka
Moiré Patterns
Balls in the Hall
Impossible Box
Improbable Construction
Dot Disc
Frank Force 3D Optical Illusion
Fraser illusion
Go up and down the stairs at the same time
Pinna Illusion
Footstep Illusion
Dots Optical Illusion
Escher cube
Optical illusion
Tilt
Impossible triangle—line up the dots
Impossible triangle 2—line up the dots
Impossible Star
Impossible Triangle (Penrose Triangle)
Optical Illusions
Author:
John Golden
Math and tricksies.
Sugihara's Impossible Circle/Square Illusion
Comparing Tables
Optical Illusion
Dongurakokko d'Akiyoshi Kitaoka
Moiré Patterns
Balls in the Hall
Impossible Box
Improbable Construction
Dot Disc
Frank Force 3D Optical Illusion
Fraser illusion
Go up and down the stairs at the same time
Pinna Illusion
Footstep Illusion
Dots Optical Illusion
Escher cube
Optical illusion
Tilt
Impossible triangle—line up the dots
Impossible triangle 2—line up the dots
Impossible Star
Impossible Triangle (Penrose Triangle)
Next
Sugihara's Impossible Circle/Square Illusion
New Resources
Reflection = 180° Rotation about a Line
Shells
Reflection Across 2 Parallel Lines
Prism Drawn in 1-Point Perspective
Reflection across a line
Discover Resources
EdMath
Upper and Lower Sum approximations of the Integral.
Row Space
kurbelgetriebe_geogebra2
base 10 using money
SSS Congruence
Discover Topics
Symmetry
Addition
Continuity
Cosine
Stochastic Process or Random Process
