Online teaching may boost teacher-student experience

Many people are skeptical that online education offers the same student-teacher interaction as traditional bricks-and-mortar schooling.

Others, including Xie Kan, a teacher of TOEFL testing skills via the Internet, see new technology as a way to optimize the learning experience.

He cites 100.com, a teaching site for Internet-based education, as a way to give immediate feedback to students' questions.