Free Science Powerpoints for Kids and Teachers
Optical Illusions and Psychology
Why Does Our Mind See Illusions?
Human Cognition - Optical Illusions
Optical Illusion Slide Show (just the illusions)
Optical Illusions Classroom Lecture and Exercise
Optical Illusions and Spatial Awareness
Optical Illusions – Can Our Eyes Deceive Us?
See Also: The Brain, Light & Optics, Symmetry
Professor Akiyoski’s illusion pages (part of the illusion above is from this site, used with permission)
Free Online Science GAMES & Kids Sites