Inventors:
Aleksandr A. Kronik - Rockville MD, US
International Classification:
G09B 19/00
Abstract:
An easy to understand visual comparison between a person's chronological age and calculated psychological age takes the form of a time scale representing person's estimated lifespan on which the spacing between indicators provides the comparison. In a preferred embodiment the lifespan time scale is in the form of a clock on which respective clock hands represent the chronological age and calculated psychological age.