text: With this new tech teachers would have the ability to read there students emotional expressions when they are giving a lesson. If the students emotional responses are boredom and drowsiness. Then the teacher will know they should change what they are doing so the students become more alert and interested."A classroom computer could recognize when a student is becoming confused or bored," Dr. Huang predicts. If a student is becoming lost or dosent understand the material the computer will recognize that and the teacher will be able to stop and help that student.