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 ...

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 ...

Corrected: An earlier version of this article included inaccurate phrasing regarding the findings from the National Assessment of Educational Progress. Data extracted from NAEP show the percentage of ...

(CNNMoney) A glimmer of hope has arrived for parents tired of having to buy their high school students an overpriced calculator. Smarter Balanced, which administers school proficiency tests in 15 ...