Sometimes you just need to make a graph. If your TI-84 isn’t handy, Desmos Graphing Calculator is a good backup to have. The app accepts both functions and tables of x and y values as inputs and ...

Many high school students need to use a graphing calculator for math and science classes and for parts of the SAT and ACT—sure, a laptop would work, but they’re not allowed because teachers and ...

[Photo: Christopher Mitchell] A quick show of hands: How many of you used a graphing calculator in school? Now, how many of you used it more to play games than to solve problems? If you still happen ...