Ключевые слова: background, black, blackboard, board, chalk, chalkboard, class, classroom, coaching, college, community, course, desk, draw, drawing, educate, education, font, graduate, green, greenboard, hand, handwriting, handwritten, high, knowledge, learn, learning, lecture, lesson, letter, lettering, nobody, scholarship, school, sketch, studies, study, studying, table, teach, teaching, text, training, understand, university, white, word, write, writing,