Welcome to literatecomputing.com!
This site is designed to encourage people, especially teachers, to solve challenges to help them learn to use computers better.
Though the self-guided courses here are still new, you might check out the Required Software and Grad Student Essentials syllabi for some samples of how to get started.
Got a question? Ask in #self-guided:help or send a personal message to @pfaffman. Check out the #self-guided:tours category for sets of challenges that might be good for you.
When you get tired of this message you can click the X in the upper right corner to close it.