Young female teacher sitting in an infant school class talking to children, close up

indoors day three people part of person girl boy adult young adult woman 20s millennial african american ethnicity black caucasian mixed race person multi-ethnic group teacher kids children pupils schoolchildren schoolgirls schoolboys school kids classmates smiling sitting at desk learning teaching listening working childhood education classroom lesson nursery school infant school kindergarten interested attention communication creativity art waist up selective focus close up side view slow motion handheld