Most of the time students in accessing social networking Web sites, without having to split time in a review or read a book when it is time to make it work examination and make lower grade.
Students spend the majority of accessing social networking sites without the knowledge or the time to review the book when it's time to make a test, and not make the grade reduction.
Students spend the most time in reaching the social networking website without time in reviewing or read when the time to do not make grade and decrease