| 摘要 |
PROBLEM TO BE SOLVED: To provide a supplementary lesson system which enables the bi-directional communication between school and student's homes possible so as to be able to obtain information required accompanying learning when a student performs the learning related to a lesson outside the school. SOLUTION: The supplementary lesson system is provided with terminal devices 12 which are connected with a bi-directional regional communication network 13 and are disposed on the school S and the student's homes H, a register line number storage means 14 in which the data-base of line number registered beforehand for specifying the respective terminal devices 12 is constructed, an offered service storage means 15 in which the data-base regarding to various kinds of services for the supplementary lesson offered to students is constructed and a server 11 which is connected with the bi-directional regional communication network 13 and, if the accessed terminal device 12 is a registered line number, takes out the data regarding to various kinds of services for the supplementary lesson in accordance with demands. COPYRIGHT: (C)2005,JPO&NCIPI
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