text: If a teacher is not able to help a student then the student will fail and may get behind in school. When a sudent how play sport or other activites will not be able to do the activits becues they will be trying to get the grabe up in the class. The technology to read the emptional expressions of student will also help teacher changer they way that thay teach the students helping then become a better teacher. This technology will help undersand how to help a studnt if the sudent is sad or anger then the teacher can try and help the student get throw the problem. thji swill then help the sstudennt get focued on the lesson the on the problenm.