Remember trying to talk backwards as a child? Researchers at Duke University created exercises they call “neurobics,” which challenge your brain to think in new ways. Since your five senses are key to learning, use them to exercise your mind. If you are right-handed, try using your left hand. Drive to work by another route. Close your eyes and see if you can recognize food by taste. Do crossword puzzles, remember movie names by songs, play bingo etc.