The first difference is homework. In High School most teachers will assign you to turn in your homework late if you give them an excuse such as "I forgot it at home" or "It is in my locker". In contrast, in College if you give your professor one of these excuses, they will say "Too bad" and you do not have another opportunuty.
Another difference are the tests. There are also a lot of tests in High School; usually, there is a test every week or two. Althogh in College there are more tests, the work is not hard. Most of the time you will read aloud in class or go over every point of the homework so, there is no question of what you have to do.
The last difference are the attendance polices. In High School the teachers are always on you about attentance; that is, if you miss to many days, you can fail, so if you are not in class, they want to know why; in addition, they probably call your parents and let them know that you were not in class. On the contrary, in College the teachers do not care whether or not you are in class; it means that if you are not there, you are going to get a failing grade, so you have to be responsible to succeed. It is up to you.
To conclude, the main differences between High School and College are the assignments, exams, and absences. The High…