The document discusses essential mobile apps for students to use to create and store publications using iPads. It recommends using WebDAV or Dropbox for unlimited or limited storage, respectively. It also recommends the paid app Creative Book Builder for creating interactive ePubs that can be read on iBooks or exported to other services. The document provides steps for creating ePubs using Creative Book Builder, including outlining with Popplet Lite, adding text, photos, videos and audio, and publishing to various services like Dropbox.