Ключевые слова: academic, announcement, art, background, blackboard, board, chalk, chalkboard, child, class, classroom, college, color, concept, copy, crayon, creative, design, drawing, education, equipment, flat, frame, fun, greenboard, group, highschool, lay, made, many, note, object, pieces, pink, rainbow, school, simple, sketch, small, space, sticks, study, teacher, text, top, university, view, writing, yellow,