text: Fore example, if we used this on other studants in the class you could tell what expression is on there face even if the just look like they are happy. Secondly, it would be helpful because if someone is having a rough day but is not showning it with there facial expression you could use this device and talk to them and make them feel better. Lastly, it could be helpful because the kids would get to experience something cool that they have never seen before.