Ключевые слова: academic, announcement, appointment, back, background, black, board, calendar, cells, chalk, chalkboard, class, college, colorful, course, day, design, drawn, education, equipment, event, exercise, flat, holiday, homework, lay, learning, lesson, meeting, nobody, note, object, organizer, pencils, plan, planner, reminder, schedule, school, student, study, task, template, timetable, top, view, weekly, white, work, write,