Ключевые слова: accessories, apple, back, background, blackboard, board, book, bright, callipers, chalk, chalkboard, class, classroom, college, color, colorful, computer, concept, conceptualb 3c, desk, education, equipment, fruit, green, homework, illustration, laptop, learn, learning, nobody, number, object, online, organized, paper, pencil, pile, pupil, school, stack, student, study, table, teacher, teaching, tools, wooden, workplace, workspace,