text: To conclude, just remember to never be afraid to ask for help. Always be confident in yourself and with what you do.You are in class keeping up on work while trying not to fall asleep. Rocking your head back and forth with your eyes are in the back of your head. Then computer realize this putting something on to wake you up! This technology can help people with their life everyday. In this article the techology to read the emotional expressions of students in a classroom is valuable because it can modify lessons, help computer understand us more, and can know the emotions we have.