If you really have a 3G iPod:
COnnect the iPod to your computer and update via iTunes.
iOS 4: Updating your device to iOS 5 or later
You need iTunes 10.5 or later
The Settings>General>Software Update comes with iOS 5
Brighten your iPad with a colorful cover, stream to your TV, download pictures from your digital camera, and more. There’s already so much you can do with iPad and iPad mini
The incredibly thin Apple Wireless Keyboard uses Bluetooth technology, which makes it compatible with iPad
iPad inspires creativity and hands-on learning with features you won’t find in any other educational tool
Apple announces 4th generation iPad packing an A6X CPU
If you really have a 3G iPod:
COnnect the iPod to your computer and update via iTunes.
iOS 4: Updating your device to iOS 5 or later
You need iTunes 10.5 or later
The Settings>General>Software Update comes with iOS 5