My system realizes the following form of communication (teaching/learning) :
Primary instances (tables) of which the database consists are : Instructor, student, class, class-instructor, class-student, chat, notice.
The web-pages for student's self-teaching have a menu consisting of : lecture room, chat, notice, students' achivement results, guide for report making, and so on.
Practice of WWW School/Class (ICSU)
