While you may still need to hang on to your graphing calculator for exams, when you're doing your homework, exploring data, or even just messing around, Python plots look better and are also free.

<p> Sometimes you just need to make a graph. If your TI-84 isn&rsquo;t handy, Desmos Graphing Calculator is a good backup to have. The app accepts both functions and tables of x and y values as ...

On Android, consider checking out Graph 89 Free —though you’ll need a .ROM image for it to work (something you can extract from your existing graphing calculator or surely find elsewhere).

Like textbooks, graphing calculators are still a necessary (and expensive) accessory for math and science students in high school and college. Sure, there are calculator apps for tablets and ...