Ключевые слова: ai generated, back to school, background, backgrounds, blackboard, book, caucasian, chalk, cheerful, child, children, class, classroom, college, desk, drawing, education, elementary, elementary student, exam, explaining, friends, fun, group, group of people, happiness, happy, helping, highschool, indoors, learning, lesson, pupil, reading, school, school children, sitting, student, students, study, studying, teacher, teacher background, teacher day, teachers day, teaching, teenage boys, teenager, workshop,