I have been using pinterest for a few years, I will be taking a class later on this spring containing more information on just this topic! Can't wait! I normally create boards and keep them private if they are related to my personal life, and public on topic areas in the field of education.
Two boards I have found useful:
https://pin.it/rg5ey46fvn2ohlhttps://pin.it/bv47o7illa5do6