text: The pros about using that technology is that they can save the data and compare of how the students are feeling in the classroom and change the way of teaching, that can help the kids to not feel bored in class and they can enjoy it, other pro is that parents can see how their children are feeling and they can talk with them if they have issues or something is happen with their life and they don't want to tell them, in the article Dr. Huang predicts that "A classroom computer could recognize when a student is becoming confused or bored."