Ключевые слова: ad, adorable, advert, advertisement, advertising, background, blackboard, board, boy, chalk, cheerful, child, childhood, class, classroom, concept, education, elementary, eyeglasses, eyesight, eyewear, glasses, green, happy, hispanic, intelligent, junior, kid, latin, male, nerd, nice, optics, people, polo, pre teen, pupil, school, schoolboy, sight, smart, smiling, student, t shirt, teen, teenage, teenager, vision, young,