Ключевые слова: 30s, adult, african, assignment, black, child, children, class, classroom, coaching, desk, development, diversity, education, educator, female, group, happiness, happy, instructor, job, kid, kids, knowledge, leadership, learn, learning, lifestyles, people, portrait, primary school, professional occupation, pupil, room, scholar, school, school building, smile, student, studying, support, teacher, teaching, together, training, woman, working,