Τηλεκπαίδευση

Click http://el.wikipedia.org/wiki/%CE%A0%CE%BD%CE%B5%CF%85%CE%BC%CE%B1%CF%84%CE%B9%CE%BA%CE%AE_%CE%B9%CE%B4%CE%B9%CE%BF%CE%BA%CF%84%CE%B7%CF%83%CE%AF%CE%B1 link to open resource.