Visionaries create images out of dots to demonstrate the eye-brain connection. Through this activity, they learn that the brain interprets data collected by the eye into recognizable information. Search online for "Jacques Cousteau in...

A small card with a dot and an X is held at arm's length and used to show youngsters where their blind spot is. This illuminating little activity is a compact addition to your lesson on the structure of the eye as it explains the part of...

Construct a three-dimensional optical illusion when your class is exploring vision and how the eye and brain work together. Three concave corners are mounted inside of a black box, but as a light is shined upon them, they appear to be...

Fuzzy edges cause an image to fade from view in an activity intended to demonstrate how vision works. 

Put a new twist on your collection of optical illusion activities. Affix the linked printable spiral to a drill, record player, or some other rotating tool. Have learners stare at the spinning disk for only 15 seconds and then look away....

Who would not want an opportunity to taste jellybeans in class?  During this investigation, life science learners hold their noses as they take a taste test and find that our perception of flavor is connected with our sense of...

Students investigate ways in which new vision tests and technologies can be used to help detect and correct vision problems. They begin by reading the Times article, Software May Replace the Eye Chart on the Wall. They stage a medical...

Students notice how various images and colors update constantly as they are affected by factors such as distance, background and lighting. They also examine how optometrists developed a standard to evaluate eyesight.