Ключевые слова: academic, airplane, back to school, black, book, bookshelf, bow tie, boy, campus, caucasian, chalkboard, cheerful, child, childhood, class, classmates, classroom, college, communication, computer graphic, cute, development, digital, digitally generated, early learning, education, elementary, elementary school, female, fun, geek, gesture, girl, hands, hands up, happy, higher education, imagination, in a line, in a row, information, knowledge, learn, learning, lesson, library, literacy, literature, make believe, male, mixedrace, novel, paper, paper airplane, portrait, posing, positive, preschool, pretending, pupil, reading glasses, school, schoolchild, shelf, smiling, spectacles, standing, study, teacher, textbook, university,