A scientific calculator usually has special buttons for parentheses, trigonometric functions, exponents, inverses and pi -- among other things. A graphing calculator does even more.

Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic linear and polynomial plots in Python. Seaborn lets you make ...

If you thought “Scientific” mode was fun, you haven’t seen anything yet—coming soon, to Windows 10, is a full-fledged graphing calculator.