Of the many sorts of stories my children have to hear over and over, one of their favorites (in my mind, anyway), is what tech was like when I was their age. Computers were the sizes of filing ...

If you took a calculus class in the last 20 years, chances are you used a graphing calculator at some point, possibly one of Texas Instruments' TI- devices. The classic series has at last entered the ...

Anyone who’s taken classes in geometry, algebra, trigonometry or other advanced math forms has certainly encountered the graphing calculator before. These multi-function devices make incredibly ...