Excercises in FCC are short and incremental. Each topic is first briefly explained and excercises automatically checked. If you get stuck use the slack channel.
(Medium for developers) The fastest growing community for new and old developers. Use this as your learning journal.
At some point during the semester, choose a topic that was hard for you to understand, and post a a tutorial or explanation about it. Teaching someone else is a great way to get a deeper understanding.