Providence eLearning has several of the books you normally can get for the iPad on iBooks available through udemy.com. For $10 you can access the videos as well as the audio narration and footnotes, if they were available in the book, (iBook cost is $9.99) as often as you like with lifetime access. So, if you don't want to make the hardware investment, you can enjoy the video lectures on your PC or laptop.
"Intellectual distinction is a necessary but not a sufficient condition for election to a Rhodes Scholarship. Selection committees are charged to seek excellence in qualities of mind and in qualities of person which, in combination, offer the promise of effective service to the world in the decades ahead. The Rhodes Scholarships, in short, are investments in individuals rather than in project proposals..."