Ключевые слова: 3d, academic, arms around, black, blue, boy, casual clothing, caucasian, cell phone, cheerful, child, communication, composite image, computer, computer graphic, computing, confidence, connection, copy space, corridor, device screen, digital, digital composite, digital screen, digitally generated, digitally generated image, distance learning, e learning, early learning, education, focus on foreground, friends, graphic, green, hallway, happy, high school, holding, icon, indoors, intelligence, interface, internet, knowledge, lifestyle, male, mobile phone, online, phone, portrait, pupil, school, schoolbag, schoolboy, schoolchild, screen, secondary, showing, smart phone, smiling, standing, steps, student, symbol, technology, text, touchscreen, western script, white, wireless technology,