How to implement a teaching assistant platform for teachers and students?

In the software engineering learning process, we want to complete a group project, about the personal teaching assistance system, for this, there is too much to learn. For how to implement the function, we will use the HTML,CSS and other languages to write the Web page front end, also will use the knowledge of the database. In the initial scenario, we intend to make him a limited teaching aid platform that only applies to the educational platform between our class and our teachers. Each student uses their own number and name to log on to the platform for what he wants to do. Then after landing everyone will have a own account, similar to the blog Park and QQ space, you can pay attention to other students, so that you can easily see each other's dynamic and work situation. And then be able to hand in their own home page, write homework, the teacher can also log on to their own account of all students to review the operation and score. Then the situation feedback to the students, the results of Eucalyptus Xu ranked, everyone can see their homework on the platform, and teachers can also upload teaching materials in a public data management office, you can let students download themselves. This is just a combination of teacher's needs, roughly summed up the platform function, knowledge of the beginning of the idea, with the project, gradually modified to improve its.

How to implement a teaching assistant platform for teachers and students?