Students chat online in a university classroom

lecture hall education training class post-secondary education education social media university smart phone technology student internet classroom wireless technology group of people typing seminar females laptop people auditorium organized group teaching writing - activity studying white people film - moving image professor education building portable information device discussion intelligence learning school building listening diversity russia campus correspondence males watching telephone sports training message press conference horizontal indoors 4k resolution talking leisure activity sitting remote location loneliness domestic room non us film location shy