Ключевые слова: achievement, blackboard, brainstorming, breaking new ground, bulbs, chalk, chalk drawing, concepts, concepts and ideas, contrasts, cooperation, creativity, decisions, education, electric lamp, equal, equality, expertise, expressing positivity, female, glowing, green, human hand, ideas, illustration and painting, innovation, inspiration, invention, large, light bulb, many small, sign, sketch, sketching, small, solution, studio shot, success, symbol, teamwork,