Now aday most hight school student are comfortable using mobile phones many high school students use smartphone such as iphones which are becoming part of our culture it is also becoming more cost effective to use the broad range of smartphone survices to cut down other costs such as watches games dictionaly and other accessory items and also mobile phone can take it anywhere and had an electronic media that can cause several diseases example 1) can ascess internet to search information 2) can note about study on the mobile phone 3) can take photo powerpowt 4) can recording the voice of teaching