Yes
Absolutely not,only book 1,2 and 3. Watch all avatar episodes here for free - http://avatardestinyportal.com/
Avatar: The Last Airbender consisted of 3 seasons and 61 episodes that were released from February 21, 2005 - July 19, 2008.
nick has stopped airing it but you can watch it on avatarchapters.org
it might have already started, you can watch all the episodes on avatarchapters.org
To watch all new episodes of Avatar up to Chapter 13 of Book 3, go to the website www.avatarchapters.com or if zango doesnt let you in go to surfthechannel.com
It already came out. There are already 4 episodes for it.
They are called Avatar Shorts. There are 3 episodes of the Shorts and you can watch them on http://www.avatarpop.webs.com after the first 3 episodes of Book 3. Or you can watch them on Youtube. You can get them onto your computer by getting TubeTilla (I SWEAR THIS PROGRAM IS LEGAL!) and download the episode off YouTube onto your computer for free.
All of the 'Avatar the Last Air Bender' seasons and episodes can be found on Amazon Prime.
There are three seasons of Avatar: The Last Airbender, and the series is complete. They are:Book 1: Water (20 episodes)Book 2: Earth (20 episodes)Book 3: Fire (21 episodes)
Avatar ends in book 3
Anime freak!!
It has been confirmed that the final episodes of Book 3: Fire will be shown in July 2008, marking the end of Book 3 and possibly the end of Avatar: The Last Airbender. There have been rumors that the creators will not continue with stories with Aang, but continue with new series and adventures still in the Avatar world with all new characters.