Ключевые слова: adult, african, african ethnicity, africanamerican, boys, candid, child, childhood, children, classroom, desk, development, discussion, education, elementary age, elementary school, elementary student, epidemic, girls, group of people, happiness, indoors, kids, learning, lifestyles, male, man, mask, multiethnic group, occupation, safety, school, school children, schoolboy, schoolgirl, science, sitting, smiling, student, studying, teacher, teaching, teen, teenage, tween, virus, work,