text: To gradually sum everything up, The Facial Action Coding System is an immensse benefit to students and teachers in the classroom. Technology that can read emotional expressions of students is valuable because, teachers can build feed back on their students about what is going on in the class, peers can understand one another easier through six basic emotions, and overall a better environment as a school can be promised. Mkaing faces and finding a device that can detect emotion can not only chnage things but open doors for science.