 
          Find a  range of amazing optical illusions right here at Science Kids. Enjoy unique images designed to deceive the eye and test the brain.
              
          Photo name: Zollner Illusion
                Picture category: Illusions
                  Image size: 45 KB 
                    Dimensions: 480 x 340 
              Photo description: The Zollner illusion is named after German astrophysicist Johann Karl Friedrich Zollner. Although the black lines appear to not be parallel, in reality they are.