2. reduce the use of it in teaching Emphasis on teaching through the media Projector screen (there may be documentation in case of need or in case of need to use the practice.)
Two. Reduce paperwork in teaching. Teaching materials focus on using screen Projector (may be documented in case of necessity or the need to do exercises).
2. Reduce the use of documents in teaching based on instructional media through the screen Projector (may have to use in the case จำเป็นหรือ case exercises).