Ключевые слова: ball, blue, bright, bulb, business, clipart, concept, conservation, creative, creativity, design, doodle, draw, drawing, economical, electricity, energy, environment, eraser, finger, glowing, graphic, green, idea, illustration, image, imagination, innovation, inspiration, intelligence, invent, invention, lamp, light, marker, pen, pencil, power, science, solution, success, symbol, technology, thinking, waste paper, watt, white, write, yellow,