2017 年 50 巻 p. 75-78
Recently,digital teaching materials such as digital textbook are spreading widely with the information society.The problems of making digital teaching materials are the difficulty of individual development and much initial costs.So,our research team figured out the free development environment of the digital materials using of an existing textbook and a portable terminal.We call this system Active-text.This study developed the application software for portable terminal which is core of this system and a server machine for providing the materials.