Engrade is an excellent Learning Management system and it is free. https://www.engrade.com/ It can help with alot of aspects in the classroom for the instructor, administrator and student.

I teach at a college level, but that doesn't mean that the students are at the same learning level. Some need more attention then others. Knowing your student body helps you establish your goals for their education.

It is important to know your students and their learning strengths. There will be differences that you need to know about and modify your teaching towards.