Abstract- Facing with two parallel worlds, i.e,. real and virtual world in the learnig environments (LEs) can be an opportunity for reaching educational goals if properly recognized and uses them. Persuasion as a main factor for efficiency LEs is so important. Languge, communication and physical learning space are three keys to reach objectives in the real LEs. Against these keys there are three roles for computing produce include computer as tool, as media and as social actors according to Captology theory that providing possibility to persuasion in the virtual LEs. In this paper, use of persuasion have been discussed and compared in the real and virtual LEs. Keywords- persuasion; real learning environment; virtual learning environment; Captology