Ключевые слова: activity, advance, art, background, beam, black, bright, bulb, business, color, concept, concepts, creative, creativity, design, drawing, education, efficient, electricity, energy, equipment, eureka, glowing, icon, idea, ideas, illumination, illustration, imagination, innovation, inspiration, intelligence, invention, isolated, lamp, light, object, power, retro, shape, shiny, solution, study, success, symbol, thinking, tip, vibrant, white,