Why the TI Graphing Calculator Ruled Your Classroom

Raise your hand if you have ever used a Texas Instruments (TI) graphing calculator.

The mathematic and scientific tool is easily the most popular name in modern calculators. If you scan the list of Amazon's bestselling graphing calculators, you'll see that TI models usually take the top three spots.

But how has one brand managed to keep such a hold on the calculator industry? Let's start from the beginning

TI: A history

Texas Instruments was originally founded in 1951 to build seismographs for oil exploration. Looking for new ways to diversify in 1964, the company set out to create a handheld instrument that could solve mathematical equations. By 1967, it had invented the very first handheld calculator, which could perform addition, subtraction, multiplication and division Read more...