From education to research the attitudes of high school students 5 years in school in a machine word khanathon lamphun found that students in high school 5 years machine a khanathon lamphun attitude to use the telephone in the medium that is used in translation or use the calculator because teens need help in learning tools, such as the translation of the terminology used in the English language that doesn't know the meaning of the. To calculate the decimal number that is a root cracking and large numbers, that is, to reduce the time to work on one level. So another option is to use the phone with a modern design, shape, because the phone is designed and contains many new versions of the design depends on the satisfaction of the users themselves. Second, it is to use the phone to store important data files, because adolescents need to collect information about student. The most important information that can be kept next to the selection. Second is to use the phone as a fashion and advertising values because the phone has a lot of advertising in various media that most teens are based on the current values in the selection and use of a child to another phone, use your phone's sense or discount hotel rates, because of the sense that you are doing please let us decide to buy that brand phone best discount rates is also one of the factors is that we save the cost of buying the phone that we want.