Ключевые слова: 67 years, 89 years, academic, african ethnicity, alone, bench, black, boy, boys, casual clothing, caucasian, caucasian ethnicity, child, childhood, classmate, classroom, desk, development, education, elementary, female, girl, girls, indoors, information, innocence, intelligence, intelligent, knowledge, lifestyle, looking, male, notebook, pencil, pencil pouch, school, school kid, schoolboy, sitting, smiling, student, thoughtful, two people, wisdom, working,