This is a replication of the study in this link: http://www.mindmodulations.com/resources/Study-performance.htm It is in this order: 1 minute at 14 hz, followed by 1 minute at 22 hz, repeated in concession for 16 minutes. Note that this study was done on normal university students, most of which were female, who sought help from the counseling office at their school. The students’ GPA went up an average of .7 points, whereas the control group’s GPA went down by .2 points. This was created with the program Gnaural.