Do you have a tough math test coming up? Then listen to some classical piano music just before the test. (1)___________________. Researchers at a university in California conducted an experiment. They asked a group of college students to listen to some piano music by a famous 18th century composer before taking a math test. (2)________________________. The music seems to excite nerve activity in the brain; similar to the activity that occurs when a person is figuring out a math problem. However, the scientists warn that before you get too excited about applying this method to your math test.(3)_____________________. Would rock music work as well as the piano music did? No, the scientists say. In fact, the less complex music might even interfere with the brains reasoning ability.