The easy way to spread out the knowledge about the bitcoin is to introduce it as subject in class, by introduce it to secondary school senior level, which it can be go round the community, by creating awareness to the parents and guidance.
It is the best idea on how you can easily spread the knowledge the question is are schools willing to accept this in to the society which is really hard to believed that you can earn from it many people are got scammed by ponzi scheme sites where promising double their money within a few days, And many parents wouldn't enroll their children for this if that's their experience already, If someone has the courage to introduce it and will be implemented as a subject in school many people will have a good future by using bitcoin.