text: I hope the principal uses my ideas to make the extracurricular activities more suitable for the students.  The years go on and knew inventions keep comming out. The facial Action Coding System is a new technology that has scientists have came up with. The tool is used to messure your state of emotions wheather you're happy, sad, worried, or even surprised this tool will say it all. This could be used for many things and i think its a good idea.