A system is provided for utilizing educational materials. The system has a registration part for prompting to input at least one code (such as a subject code for expressing a subject of an educational material) to store said educational material with said inputted code in an educational material database, a code receiving part for receiving code inputted by a developer or a user, and an educational material transmitting part for reading out an educational material corresponding to said received code from a database in accordance with the received code to transmit the educational material to the developer or the user.
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