One of the most popular things that are being used in the schools nowadays is the cell phone jammer. There are a lot of teachers and schools who think that school is an institution for learning, and a device like a cell phone can distract the pupils and interrupt their studies. We all are aware of the fact the students defiantly are not be able to talk on the phone during class, but they can text their friends.
Another reason why a lot of schools have jammers is to trying to prevent the students from cheating. A cell phone can be an easy cheating device where they can get the answers from a person who has the information or from the internet.
It is easy to use a cell phone jamming device, and all you need to do in order to get it started is to push a button in order to interrupt a chat or conversation. Once the device is on, the cell phone will not be able to catch any signal and the phone will lose its value and get the students back in the class.