On-line game has already becomes the young students¡¦s main source of leisure entertainment, however the young students were immersed all sorts of questions which played after on-line produces actually was the modern teacher manages the delicate matter in the classroom. Therefore this research wants to penetrate to the Kaohsiung area senior and junior high school teachers and students the cognition which plays to on-line, including: On-line plays the motive, fords into the degree, positive and negative to the mood and the influence disparity of, understands teachers' and students' cognition disparity present situation. Moreover, also the affiliation machine understanding student plays on-line to play the time self- potency ¡]confidence degree¡^, the autonomy potency and plays the life degree of satisfaction to the real life and on-line. This research picks the questionnaire survey method, executes measures the object teacher of and the student for the Goading area senior and junior high school. The research asked the volume altogether provides 940 to ask the volume, the recycling effective sample number teacher 185 person, the student 588 people, the teacher effectively asked ratio of the volume is 77%, the student effectively asked ratio of the volume is 84%. Asked the volume 10.0 Chinese editions statistics coverall software carries on the analysis by SPSS for the Window. The research discovered the teacher throws the motive regarding the student which in the inlet plays: Is holding controls ¡]Manipulation¡^, the attack ¡]Aggression¡^, is immersed in ¡]Immersion¡^, the flight from reality ¡]Escapism¡^, the achievement feeling ¡]Achievement¡^, the leadership ¡]Lead¡^, the team ¡]Solo/Group¡^ and so on the construction surface agreement degree all high which comes compared to the student. Another teacher in negative direction mood and in negative direction influence cognition, also obviously has a difference with student's view, namely teacher's in negative direction cognition score high which comes compared to the student. Relative, the student in the interpersonal relationship ¡]relationship¡^, the study grows, to on the mood construction surface, all outdoes ornamental hairpin h compared to teacher's agreement degree.