Teacher and children with face mask back at school after covid-19 quarantine and lockdown.

• age, back to school, boys, children, class, classroom, contagious, coronavirus, covid-19, desk, disease, distance, education, elementary, explaining, face mask, females, front view, girls, group, happy, indoors, infection, kids, learning, lockdown, males, new normal, open, outbreak, pandemic, people, pointing, portrait, prevention, primary, protection, pupil, quarantine, reopen, safety, school, school child, sitting, small, student, table, virus, wearing, writing
• ID: 1751409101
• Model: 16534940 29225075 22266505 25858909 14407442
• 5568 x 3712 pixels