Ключевые слова: apple, authentic, back, background, backpack, beautiful, black, blackboard, board, chalkboard, cheerful, child, childhood, class, classroom, concept, cute, desk, education, elementary, face, female, first, girl, happiness, happy, head, holding, joy, kid, knowledge, learn, little, numbers, people, person, pink, portrait, preschool, preschooler, primary, pupil, school, schoolchild, schoolgirl, small, smiling, student, study, young,