Male teacher helping two young kids using tablet in class

indoors day sunlight three people man 20s young adult adult millennial kids children boy girl pre-teens african american ethnicity black caucasian mixed race person multi-ethnic group looking at screen sitting at table smiling helping talking concentrating practicing using computer holding tablet computer sharing working together communication connection interested attention schoolchildren schoolboy schoolgirl school kids technology education elementary school school desk classroom window lesson waist up close up slow motion handheld