Ключевые слова: abstract, bubble, bulb, business idea, cartography, collage, concept, countries, creativity, design element, education, electric, electrical, energy, flat, genius, geographic, geometric, glass, glyph, group, guidance, hint, icons, illustration, imagination, international, invention, items, lamp, light, light bulb, map, mind, object, pattern, pictogram, pictograph, plan, power, raster, science, signal, solution, symbol, think, tip of the day, world, worldwide,