This paper takes a look at the differences between face-to-face teaching and Massive Open Online Courses (MOOC) opportunities for teachers, in order to provide inside in the necessities of teacher development. In order to do this a short overview of MOOC is provided, including pedagogical options, the necessary skills needed, and some MOOC opportunities to increase academic success for vulnerable socioeconomic students by using MOOCs. Teachers in formal education provide the learning path towards learning objectives and learning outcomes that need to be achieved. In order for teachers to deliver quality in both face-to-face and online learning environments, it is pivotal that they experience and understand MOOC options. Overall the paper...