When I first started university 3 years ago, I was very unprepared. I thought it would be like high-school and things would work out fine. If I listened and did the questions, I would do well. But the cold, hard truth is that universities use every single trick up their sleeves to get you to work harder and smarter.
So here are my two cents that I earned the hard way to work smarter and really absorb the knowledge as you proceed on to uni as a STEM student: