Optical illusions can work in a variety of ways, and have many classifications. To simplify, illusions can work because of how eyes and vision...
Time 4 Learning - Optical illusion Drawing on lined paper! :) | via Facebook , answer to infertility http://bit.ly/iamnaturall ✿
FUN INVENTORS: Optical illusion Drawing on lined paper!
Optical Illusions on MrBartonMaths.com
Victor Vasarely, Marsan, 1966, privé collectie
Brilliant Photo Manipulations by Erik Johansson | Cruzine
Impossible Figures - Art by Oscar Reutersvärd
Op Art: 3D Illusion Cube My Notes: Use this pattern then add zentangle patterns in a way that keeps the dimensional effect
Gestalt Theory of Visual Perception
Black Hole over the Equator, 15 x 15", by Deborah Wirsu | art quilt gallery