Only if it is a ipod nano 4th generation
Download and install Rockbox on your Ipod nano. Then you can convert your videos with winff to the Rockbox ipod nano 4:3 format
look on youtube
You cannot put facebook on a nano, but you can put it on an iPod Touch.
You have to buy the game to put it on your iPod Nano.
The nano comes with games, put it depends on the version you have in order for it to play video or buy new games
Yes, you can add videos to your iPod Nano. If your video is already in mp4 format, you can drag and drop it into iTunes library. Plug in your iPod to computer, iTunes will detect the iPod automatically, then click iTunes menu "File -> Sync iPod", the mp4 video will be transferred to your iPod.
You can't put any games or apps or widgets on the iPod Nano 7th Gen or any other iPod Nano
you can't put apps on ipod nano
The iPod Nano does not use apps.
The iPod Nano is not able to connect to the Internet.
The iPod Nano will not run apps.