Ключевые слова: abstract, background, book, brain, brainstorm, bulb, business, concept, creative, creativity, design, education, flat, genius, graphic, head, human, icon, idea, illustration, imagination, information, innovation, intelligence, isolated, knowledge, learning, library, line, linear, literature, man, mind, modern, open, outline, page, read, reading, school, science, sign, solution, student, study, symbol, technology, think, web,