Infant school kids sitting on chairs talking with their teacher in the classroom, over shoulder view

indoors day four people boy girls adult young adult woman 20s millennial african american ethnicity black caucasian mixed race person multi-ethnic group teacher kids children pupils schoolchildren schoolgirls schoolboy classmates smiling sitting learning teaching listening talking holding book childhood education communication school classroom lesson nursery school infant school kindergarten concentrating interested attention group learning togetherness over shoulder view waist up selective focus close up slow motion handheld