Books like The Science Of Avatar
Stephen Baxter
The Science Of Avatar is 279 pages, about 5 hours 7 minutes at 250 words a minute.
8 books to read next
How long each takes
Hollywood Cinema 9.8 h 
Hollywood Genres 5.5 h 
James Cameron's Titanic 3.5 h 
Final Cut 7.9 h 
Bette and Joan 8.4 h 
Pictures at a Revolution 9.2 h 
Vertigo 4.0 h 
The American Cinema 7.1 h Bar height shows length. Estimated at 250 words a minute.