Zenner Cards n : these are a set of 25
cards made up of the following symbols:
These cards are used in a card-guessing game to help test for the
presence of ESP in an individual. They are also known as ESP
cards and were devised by the perceptual psychologist Karl Zenner.
If you would like to try a computer generated zenner card test please
click on the link at the bottom under useful links. There are more
similar tests to be found on this site under Online-Esp