Some people find it helpful to use specific study systems in their academic career. One of these study systems has the interesting title and acronym of "M.U.R.D.E.R.". Another good study system is the Index Study System.
Thought your murder comment some kind of gag but i looked it up and there it is:
Mood:
Set a positive mood for yourself to study in.
Select the appropriate time, environment, and attitude
Understand:
Mark any information you don't understand in a particular unit;
Keep a focus on one unit or a manageable group of exercises
Recall:
After studying the unit,
stop and put what you have learned into your own words
Digest:
Go back to what you did not understand and reconsider the information;
Contact external expert sources (e.g., other books or an instructor) if you still cannot understand it
Expand:
In this step, ask three kinds of questions concerning the studied material:
If I could speak to the author, what questions would I ask or what criticism would I offer?
How could I apply this material to what I am interested in?
How could I make this information interesting and understandable to other students?
Review:
Go over the material you've covered,
Review what strategies helped you understand and/or retain information in the past and apply these to your current studies