SOUNDOFF--A Computer for All Students--Revisited The introduction of the graphing calculator has changed the structure of teaching and learning mathematics. This made it possible for everybody to receive the benefits of a computer-generated visualization without the high cost of a computer. These graphing calculators over the years have lowered in cost, became easier to use, and are more portable. The next generation of graphing computers has arrived with the recent introduction of the Texas Instrument TI-92. This relative inexpensive calculator will allow more high school teachers to teach an area mostly untouched, computer symbolic algebra and c