To make excellent grades in examinations,you have to identify your weaknesses in your studies and make adjustments.Every student who is not an excellent student has a peculiar problem that is not a general problem.For some students,it could be a problem of inability to remember what they study.For some other students,it could be a problem of inability to understand what they study.For some,it could be a problem of mind-wandering during lectures or during reading of text. It could be lack of knowing how to prepare for examinations which invariably result into self-doubt.All these problems are the reasons why a student will not make excellent grades in examinations.You can find the solutions to these problems if you visit informationpowerng.com