The iBook is a line of discontinued laptop computers sold by Apple Inc between 1999 and 2006, primarily targeting consumer and education markets. Today, more and more people are turning to become e-book readers with the iBook store facilitating browsing and purchasing books on the iPad. When you tap a book to read, you can do so on the right or left edge to flip or drag the page manually. The iBook is not very expensive. The average cost of an iBook is $200. The ebooks are available anywhere from free to a price of $10-$12.