Ключевые слова: 3d, autumn, back to school, backpack, bag, bell, board, book, cartoon, chalkboard, children, classroom, color, colorful, creative, day, decorative, design element, doodles, education, elementary, emblem, first, fun, funny, graffiti, graphic, greeting card, hand drawn, illustration, kids, knowledge, learn, lesson, notebook, objects, pencil, postcard, poster, school, semester, september, students, study, supplies, teach, teacher, university, vector background, vector illustration,