Got any self training that you can do? Learn new design patterns, how to be a manager, new language, new skills relevant to your job? Don't waste time, train yourself to better yourself. It'll be useful in getting future promotions or new job opportunities.
There are plenty of places that provide online courses allowing you to scratch that educational itch, have a look around and see what takes your interest.
Here are some free examples that I know of (In no particular order). There are plenty more, but might help get you going (I'm not affiliated with any, but have used them in the past):