The e-textbook in five volumes was developed by Kyongsang Kindergarten, which is famous for having produced a large number of music prodigies.

The e-textbook, consisting of more than 2 700 pictures, is very high in cognitional and educational effectiveness as it deals with the Korean language, morality, intelligence, physical training and the cultivation of cultural emotions through video clips, audio, letters and pictures.

Its introduction makes it possible to put the preschool education on a higher stage.

According to Song Un Suk, a developer of the e-textbook, with the help of it children can have a correct understanding of surrounding matters and phenomena in correlation with the past, present and future and cultivate their power of observation and cogitative and imaginative faculties.

They can also understand the contents of the textbook in the main without the help of teacher or parents and learn how to operate computer.