Ключевые слова: adult, african american, asian, back to school, black boy, black woman, books, boys, caucasian, chalkboard, cheerful, children, classmates, classroom, copy space, education, elementary age, emotion, excited, eyeglasses, girls, happy, hold, indoors, inside, interracial, joyful, kids, knowledge, look at camera, multicultural, multiethnic, open mouth, people, profession, pupils, school, schoolboys, schoolchildren, schoolgirls, schoolkids, smiling, teacher, together, woman, work,