To allow a child to correctly learn a linguistic basis by arranging a front pocket for a linguistic book, though the conventional front pocket is just for storing objects, and to raise the linguistic ability of the child, which is the largest theme in developing human resources for the future, by evolving the conventional front pocket only for storing the objects into the front pocket with a linguistic function through the operation of a mini SD card for learning an IT basis.

The front pocket for the linguistic book is arranged as the front pocket of a school bag, so as to allow the child to correctly learn the pronunciation of picture words when picture buttons are depressed, while viewing pictures on pages for learning. When the mini SD cards are used, correspondence is made with SD cards as a level is raised from the words to a short sentence, a text, and editing, etc.