Abstract: The present application discloses a method and apparatus for improving the efficiency of the learning of an information source by means of a program residing on an application computer and a plurality of databases connected to the application computer by a bus or network. The application computer is accessible to the user through a client computer connected to the application computer by a network. The program provides a customized study guidance method based on the learning preferences of the user. The present application further discloses a method for sharing learning assistance tools between users. The users can access a database of learning assistance tools prepared by other users through the interface provided by the application computer.