GeoGebra
GeoGebra
  • 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

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

Next
Sugihara's Impossible Circle/Square Illusion

New Resources

  • interior - squares with kufic writing
  • Polar Graph and Cartesian Graph: Famous and Make Your Own!
  • Throwing a Ball From a Cliff
  • Gur Emir complex - mu
  • exterior small panels

Discover Resources

  • Logarithmic and Exponential functions
  • Graphs Part 1- Paige Culbertson
  • f(x-h)-k Transformation of Piecewise Function
  • การบวกจำนวนเต็ม
  • Angle Theorem 2

Discover Topics

  • Prism
  • Random Variables
  • Trigonometry
  • Probability
  • Calculus

GeoGebra

  • About
  • Partners
  • GeoGebra on Tests
  • News Feed
  • App Downloads

Apps

  • Calculator Suite
  • Graphing Calculator
  • 3D Calculator
  • CAS Calculator
  • Scientific Calculator

Resources

  • Classroom Resources
  • Learn GeoGebra
  • Classroom
  • Geometry
  • Notes
  • Terms of Service Privacy License
  • Facebook Twitter YouTube