text: This could help teachers ease up on the work load given to students by showing them how stressed some students are when given a lot of homework, and it can tell teachers when a student is not paying any attention. This can rebuild the relationship between students and teachers by allowing teachers to better know their students needs and limits, as in how much homework they can efficiently get done with out stressing about it. This can also help teachers push back tests by knowing who isn't getting it, or having less things on it because the students are understanding the materal.