6. A communication aid in accordance with claim 5 wherein said temporarily retaining means includes means for magnetically adhering said token means to said panel.
5. A communication aid for use by individuals who have difficulty in effectively communicating by speech or writing comprising: display panel means having thereon a plurality of visually informative symbols suitable for composition into the essential elements of a complete message, a plurality of token means each manually placeable on said panel means in proximity to selected ones of said symbols by the using individual, each said token means carrying a respective indicia of a sequence, and means temporarily retaining said token means in positions in proximity to said user selected symbols for communicating complete messages to another by observation of said symbols in the sequence of the indicia of said temporarily retained token means.