Textbook set code information for interlocking mobile

摘要

PURPOSE: A learning text book is provided to receive digital information including multimedia data through a terminal capable of recognizing a 2-dimensional code. CONSTITUTION: A content display unit(30) indicates contents. The contents are indicated at the predetermined location of one or more content base materials among a plurality of content base materials. A terminal link code unit(40) is recognized through a terminal and forms code information. The code information can approach to the location of a network in which digital information according to question, theory, and concept in regard to description of the contents is saved.