College exams vs high school exams are a hundred times harder then regular exams. You can just wing a high school exam with ease and pass it. College exams you have to have hours of studying and preparation and all creative ways to pass the exam. To do this their are many different tools you can use. Study groups, flash cards, cramming,organizing idea methods and many different games. The hardest way to prepare is not doing anything you can know the information and still fail cause you didn't study for it. You can easily fail a semester and waist all that money.