According to a landmark neuroscience research study out of the University of California, Mozart’s sonata for two pianos K448 (which you can listen to below) can increase your spatial-temporal IQ scores by 9 points. While the duration of the effect on your brain is only about 10-15 minutes, the findings are nonetheless fascinating.
Spatial-temporal intelligence allows you to perform 3-D type manipulations on a mental image. It’s thought to be important for problems that arise in areas such as “mathematics, engineering, architecture, science, art, games (e.g. chess) and everyday life”. (ref: wikipedia)
http://www.youtube.com/watch?v=MMpS2QpK3LQ"

Walk by faith, not by sight.