Probably iPod touch, iPhone, iPod nano, and iPad.
The ipod touch and the ipad are the same except the ipad is bigger than the ipod.
They are all very simple to use. I think the hardest one to use is the iPod classic. The most easy one to use, but one of the most expensive, is the iPod touch.
Script
iPad
zello the walkie talkie app for free avalible for ipad,ipod and iphone
No Answers.com does not currently have an app for the iPod or the iPad. They do have a mobile site that can be accessed through your iPod or iPad's Internet.
Nothing, there is nothing your iPod Touch can do to help you get an iPad.
No. an iPad is a 9.5" screen. An iPod Touch is a 3.5" screen.
Yes, the iPad supports iPod touch games.
It depends on your own opinion
Mac, iPod Touch, iPhone, iPad, & all other Apple products.