How many parts are there of movie the last airbender?

The movie "The Last Airbender" is one movie. It was released in 2010 and directed by M. Night Shyamalan.

However, there are three seasons of the animated television series "Avatar: The Last Airbender", which are divided into:

* Book One: Water (12 episodes)

* Book Two: Earth (20 episodes)

* Book Three: Fire (21 episodes)