The PlayStation 3 service aims to bring reading to life by combining traditional books with augmented reality conjured by the PlayStation Eye.
Sony has teamed up with Harry Potter author JK Rowling to launch the Wonderbook Book of Spells through the platform.
"We will have much more to share with you before Wonderbook: Book of Spells arrives this holiday," the author said in a short statement.
Users will be able to cast spells detailed in the book through the PS Move controller.
Interactive fiction company Moonbot Studios is working on a noir detective story called Diggs Nightcrawler for the service, while eduction firms are working on science-themed titles.
Other highlights from Sony's E3 conference include the announcement of a March 2013 release date for God of War Ascension, and the unveiling of Quantic Dream's new project Beyond.
> Digital Spy's E3 Gaming Expo 2012 complete coverage