Using a nonverbal approach, they can communicate their concerns, identify problems, ask for specific help, explain what is working for them and make suggestions for improving the class process. To help teachers determine if students understand the important concepts covered in class during each session. This approach provides immediate feedback to the teacher. They can identify problems individuals are having and whether they are widespread or individualize. A line of communication is opened between the teacher and students.
Teachers get to know their students much better.
They get to know their students' personalities, problems, accomplishments as well as any extenuating circumstances behind poor student performance. This technique can be used in large classes to obtain quick feedback in a short period with limited effort well before using an exam. Similarly in part two questions may be requested about a specific topic instead of left general. Students work in pairs and exchange their papers in order to compare and discuss their responses. They might try to answer each others questions.