Abstract: The present invention relates to a learning and creation system based on social network, comprising: a central server installed with a social network based learning creation computer program product comprising a concept map collaborative module and an instant messaging module; and a plurality of user devices, each of which the plurality of user devices executes an internet browser, in communication with the central server through an internet, and accesses the social network based learning creation computer program product through the internet browser and provides the concept map collaborative module and the instant messaging module for a user to operate in response to an operation from the user, wherein the concept map collaborative module is configured to provide a plurality of graphical objects based on a graphical concept map for a plurality of the users to perform a co-construction for the same concept and provide for the plurality of the users to engage an instant messaging by enabling the instant messag