You touch it with your finger or a stylus.
The touch screen on a Garmin works by responding to pressure that is appllied to the screen.
the screen consists of an exclusive layer which is responsible for the touch to work
Take off the sticker.
calibrate the screen
Ipod Touch
Isn't it obvious. You just have to touch it with a touch of a finger.
No they work on alot of phones. Usally touch screen but some touch screen don't have it. So no they don't work on any phones
Some do,not all of them
It depends whether that touch screen phone is compatible with itunes, such as the Iphone.
The case is touching the screen.
No, you cannot. iPod touch apps will only work with an iPod Touch or iPhone - no other touch screen mp3 player.
no as to my knowledge and research in the past a touch screen phone will not work underwater. A way that you might be able to get around that is to cover your touch screen phone with a clear or water proof covering so that way your phone won't get wet.