What causes lack of effort?

* Unclear expectations. If students don't understand what is expected of them, they may be less likely to put in effort. Make sure to clearly communicate your expectations in terms of assignments, due dates, and grading criteria.

* Lack of interest. If students are not interested in the material they are learning, they may be less likely to put in effort. Try to find ways to make the material relevant to students' lives and interests.

* Difficulty with the material. If students are struggling with the material, they may be less likely to put in effort. Try to provide extra support for students who are struggling, such as tutoring or extra credit opportunities.

* External factors. Students may be distracted by a number of external factors, such as family problems, health issues, or financial difficulties. If you are aware of any external factors that may be affecting a student's ability to focus, try to be supportive and understanding.

* Lack of motivation. Students may simply be lacking in motivation. There are many things you can do to help motivate students, such as setting goals, providing positive feedback, and creating a positive learning environment.

* Other reasons. There may be other reasons why students lack effort, such as learning disabilities, mental health issues, or substance abuse. If you are concerned about a student, it is important to consult with a professional.