TL;DR: The forever-useful Texas Instruments TI-84 Plus graphing calculator is on sale for $88 at Walmart, saving you $28. Since the dawn of time (okay, 1990), high school and college algebra classes ...

If you took math classes in high school or college that required a graphing calculator, you probably worked using a TI model of some sort. One of the most popular calculator lines that TI offers is ...

In the beginning, Texas Instruments found a solid formula to produce a graphing calculator. The TI-81, the first of Texas Instrument's graphing calculators, was released in 1990, and had a 2MHz ...

Graphing calculators are a mainstay of both high school and college-level math and science courses. Most of us have had, or will have, experience working with either a Casio or a Texas Instruments ...

A basic calculator is a tool for quickly performing quick arithmetic functions. But graphing calculators are basically programmable computers. While they’re designed as math aids for students, ...

In the ruthlessly competitive world of technology, where companies rush the latest gadget to market and slash prices to stay competitive, the TI-84 Plus is an anomaly. Texas Instruments released the ...