Ключевые слова: amazed, blackboard, boy, caucasian, chalkboard, child, children, class, classroom, clever, concept, cute, education, elementary, friend, friends, fun, funny, girl, going, hands, holding, homework, indoor, joyful, kid, kids, knowledge, learn, learning, lesson, lessons, little, nerd, portrait, preschool, preschooler, preteen, primary, pupil, school, schoolkid, schoolwork, smart, student, study, studying, surprised, teaching, two,