Ключевые слова: academic, back to school, boy, caucasian, cheerful, child, childhood, chinese, class, classmates, classroom, computer, computer monitor, computer room, cute, education, electronic, elementary, elementary school, female, girl, happy, indoors, keyboard, male, mixedrace, mouse, pc, portrait, pupil, school, schoolchild, screen, smiling, technology, together, typing, using,