Get involved with numerous projects as Net Assistants assisting any of the numerous projects using different means. https://www.zooniverse.org/ Here are the one that I am involved with. http://www.higgshunters.org/#/classify http://www.planetfour.org/ I think having a discussion thread just for Zoo Universe will make the boards very interesting as well as bringing in new members who can actually participate in the areas they love in Trek instead of just talking.
Another interesting website that offers free education. https://www.khanacademy.org/math/li...pace-2-calculating-the-null-space-of-a-matrix