Should We Have Homeworks in Schools?

In nowadays a lot of students think that we shouldn`t have homeworks in schools, although there are many people who think that homeworks are good and useful.
In my opinion, homeworks are good and useful, and I think we should have homeworks in schools, because homeworks help to study, help us to understand exercises, because sometimes when we are doing some exercises in maths, physics or some other subjects, some of us don`t understand theese exercises completely, thst`s why, I think, homeworks help to understand exercises better…