Today’s world is a global village. Everyone is connected to one another in this vast network generated by the Internet. As said by Marshall McLuhan, a philosopher of communication theory, “The new electronic independence re-creates the world in the image of a global village.” This electronic independence is inherently dependent upon the Internet. It illuminates the lives of thousands of people by spreading knowledge internationally, thereby making us global citizens. In the past, the communicating and free sharing of thoughts among people were restricted by long distance, nationality and/or religion. But now, even these barriers cannot stop the flow of information and knowledge. The new world of social networking allows free sharing of thoughts. Online social networks are created by websites such as Facebook, which has emerged as a giant in this social world. So how do these networks affect our education? How do they influence the lives of students? Humans are social animals. We alway...