Young female teacher talking with infant school kids in the classroom, low angle, close up

indoors day three people boy girl 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 working listening talking childhood education communication school classroom lesson nursery school infant school kindergarten concentrating interested attention group learning bonding waist up selective focus close up low angle view slow motion handheld