The lower screen is a touch sensitive screen.
Yes,of course it is a type of DS after all
No, the Wii is Nintendo's home console that needs a TV and the DS is Nintendo's Dual Screen handheld, which has a touch screen.
Are you asking what it is? It's the new version of Gameboy that has two screens. On one screen, you see your playing as normal. On the second screen, you can touch the screen to select what you want to.
No its not. The only portable game system that has a touch screen is the Nintendo ds.
buy a new one
One is the touch screen.
The Nintendo DSi, like the two previous incarnations of the DS, has two screens, one a non-touch screen and one touch screen.
buy a new one
Yes it does. It also has two cameras and much more!
The Nintendo Ds features two built in screens one being a touch screen, no other monitor is needed.
It depends. If the touch screen works, but isn't clicking where you want it to, then you need to calibrate it. You can do this on the Settings. If the touchscreen is not responding at all, then sorry, you need a new Nintendo DS.