Learn how the eyes play tricks on us when we look at optical illusions. This resource explains many of the techniques used to challenge our visual perception.

Yogi Berra said "You can observe a lot by just watching." In this human biology science fair project, you will observe how your eyes perceive color by watching afterimages. Afterimages are what you see after staring at an object for...

Daniel Tammet has linguistic, numerical and visual synesthesia- meaning that his perception of words, numbers and colors are woven together into a new way of perceiving and understanding the world. The author of "Born on a Blue Day,"...

The traditional model of our mental function is that first our senses provide data to our brain, which then translates those senses into the appropriate mental phenomena: light into visual images, air vibrations into auditory...

An optical illusion created using Leonardo's well-known portrait of the Mona Lisa serves as source material for an exercise in perception.

The human body has proprioceptors that send signals to the brain so that we are aware of our body's position and movements. Try these simple experiments to learn about proprioception and about other visual and tactile clues that assist...

This experiment demonstrates how the eye retains its memory of what it sees for a brief time, allowing us to construct the overall image in our minds from the parts we see.

An optical illusion that demonstrates the effect of eye movement on perception.

This page has informaiton pertaining to chirality and odour perception. Includes some graphs and visuals.

University of Amsterdam research information focused on robotics and neuroscience, including visual and sound perception.

Hermann Ludwig Ferdinand von Helmholtz (August 31, 1821 - September 8, 1894) was a German physician and physicist who made significant contributions to several widely varied areas of modern science. In physiology and physiological...

This lesson plan unit on Mayan culture focuses on Mayan art. It can be adapted to various grades and features classroom activities, student resources, a bibliography, and the like.

A collection of 32 video learning modules on everything to do with the brain.

Brain-machine interfaces (BMI), or brain-computer interfaces (BCI), is an exciting multidisciplinary field that has grown tremendously during the last decade. In a nutshell, BMI is about transforming thought into action and sensation...

Create this optical illusion that incorporates what is known as the waterfall effect.

Explore children's perceptions by practicing and performing magic tricks for them and then asking them to explain what they think they saw.