Ключевые слова: academic, assisting, casual clothing, caucasian, caucasian ethnicity, child, childhood, classroom, clock, clockwise, date, development, discussing, drawing, education, elementary, enterntainement, exercising, explaining, female, girl, girls, guidance, holding, indoors, information, innocence, intelligence, intelligent, interacting, jacket, knowledge, learning, lifestyle, male, man, marker, math, mathematics, mature adult, mature men, mixedrace, mixedrace person, numbers, playful, problems, school, school kid, schoolboy, schoolmaster, schoolteacher, shirt, solving, standing, student, talking, teaching, training, two people, whiteboard, wisdom,