Casio has announced a new calculator called the fx-991EX that has a first for the industry, a spreadsheet function. The new calculator will launch in Q1 2015 and brings with it a high resolution ...

YouTube’s Neutrino realized that the small solar panel that helped power his Casio fx-991MS scientific calculator was roughly the same size as a tiny OLED display, which looked more or less like ...

A quarter of a century after introducing the world's first graphing calculator, ... 3.7-inch color LCD screen that's said to offer a textbook-like display.