 
          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: Hermans Illusion
                Picture category: Illusions
                  Image size: 11 KB 
                    Dimensions: 400 x 323 
              Photo description: Dark spots seem to appear at the intersections in this example of the Hermann grid illusion. This effect is often explained by a neural process called lateral inhibition.