Height/Width Interplay Illusion This applet requires Sun's Java VM 2 which your browser may perceive as a popup. Which it is not. If you want to see the applet work, visit Sun's website at http://www.java.com/en/download/index.jsp, download and install Java VM and enjoy the applet. Buy this applet A few words Copyright © 1996-2008 Alexander Bogomolny                   Height/Width Interplay Illusion Both stacks are as tall as they are wide. However our perception is affected by the apparent number of layers in the stack. References R. N. Shepard, Mind Sights, W. H. Freeman and Company, 1990 A. Seckel, The Art of Optical Illusions, Carlton Books, 2002 (#61) Copyright © 1996-2008 Alexander Bogomolny

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