Avatar (2009 film) themselves to change into a Na'vi. "Avatar: A Confidential Report on the Biological and Social History of Pandora", a 224-page book in the form of a field guide to the film's fictional setting of the planet of Pandora, was released by Harper Entertainment on , 2009. It is presented as a compilation of data collected by the humans about Pandora and the life on it, written by Maria Wilhelm and Dirk Mathison. HarperFestival also released Wilhelm's 48-page "James Cameron's Avatar: The Reusable Scrapbook" for children. "The Art of Avatar" was released on , 2009, by Abrams Books. The book features
Avatar (2009 film) to produce and finish. During its 12-week re-release, "Avatar: Special Edition" grossed an additional $10.74 million in North America and $22.46 million overseas for a worldwide total of $33.2 million. 20th Century Fox Home Entertainment released the film on DVD and Blu-ray in the US on , 2010 and in the UK on . The US release was not on a Tuesday as is the norm, but was done to coincide with Earth Day. The first DVD and Blu-ray release does not contain any supplemental features other than the theatrical film and the disc menu in favor of and to