While I'll always argue that SUM is my favorite and most-used Excel formula, there are plenty of other powerful functions included in the software. These features go far past using Excel as a ...

Scientific calculators were invaluable to most of us through high school and college, freeing us from the yoke of using tables to calculate logarithms and trigonometric functions. Once out in the r… ...

The newest Texas Instruments graphing calculator brings the popular Python programming language to the classroom.(Hand-out / Texas Instruments) Dallas-based Texas Instruments’ latest generation ...