Ключевые слова: african, american, asian, back, black, bonding, boy, caucasian, children, class, classmate, classroom, diverse, diversity, education, elementary, emotion, ethnic, expressive, friends, friendship, fun, girl, group, happy, happy child, hispanic, international, junior, laughing, learning, middle, multi, multicultural, multiracial, people, person, portrait, preteen, pupil, school, smiling, standing, student, studying, team, teenage, together,