Abstract: Provided is an on-line broadcasting study system and method that provides e-book content of a mobile terminal and educational broadcasting content of a smart TV in an associated manner. The mobile terminal processes and outputs e-book content including association information indicating association with specific broadcasting content received from an educational content server, and transmits a broadcasting content transmission request selected according to a user input signal for selecting broadcasting content associated with e-book content, to the smart TV. The smart TV transmits the broadcasting content transmission request of the mobile terminal to a broadcasting content server, and receives and outputs broadcasting content searched for and acquired by the broadcasting content server by using the association information according to the broadcasting content transmission request.