Moodle is the best place for you to present organised resources to students. Moodle also has some powerful e-learning tools, but they're often a bit clunky to use, and there are better alternatives. But for presenting resources, Moodle is the simplest and best tool.
Moodle is simple. I've summarised everything you need to know into just a few gifs. Enjoy!
Set number of Topics
Set image for a topic
Set name for a topic
Upload files
Rename files
Move files