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… ...

Calculator apps and handheld calculators are clunky, but Python's interactive mode easily recalls previous results for calculations. You can also scroll through and search input.

NumWorks graphing calculator: Yes, calculators are still a thing, and this runs Python If you're a student in a STEM field, this calculator may prove very helpful.