Social media and privacy Leave a reply http://m.youtube.com/#/watch?v=Rn4Rupla11M&desktop_uri=%2Fwatch%3Fv%3DRn4Rupla11M
Meredek egy verseny Leave a reply http://m.youtube.com/#/watch?v=Y0ZvI0fNFhU&feature=player_embedded&desktop_uri=%2Fwatch%3Ffeature%3Dplayer_embedded%26v%3DY0ZvI0fNFhU
Virtuális világok bűvöletében Leave a reply http://gyerekmusor.blog.hu/2012/11/03/virtualis_vilagok_buvoleteben