Learn one of the oldest programming languages. Fortran is still in common use for high-performance scientific and engineering applications. If you're new to programming, and especially if you're in a math, science or engineering field, this is a great course to get started with.
We talk about getting your computer initially set up, programming fundamentals, including variables, looping and branching constructs, modules and derived types. We even go into some tips for growing and organizing your programs towards the end of the course.