Pottermore was J.K. Rowling's official Harry Potter website launched in April 2012. Site was initially a joint venture between Rowling and Sony. One million people participated in early access through Magical Quill Challenge
EPUB is most widely supported, except Amazon Kindle. PDF and plain text formats also widely supported by readers. EPUB is vendor-independent XML-based standard. MOBIPocket supports JavaScript and databases
EPUB is an XML-based e-book format published by IDPF since 2007. Superseded older Open eBook standard. Current version is EPUB 3.3, released in May 2023
Peter Zelchenko created exact digital replica of Lewis Carroll's first Alice edition. Project began in 1998 for Volume-One Publishing. BookVirtual added interface designs and programming to digital version
Amazon offers massive collection with customer reviews but some titles are subpar. BookBub provides email notifications and extensive category selection. OverDrive requires public library subscription for borrowing books. eReaderIQ shows price verification history and hourly updates
Digital-first solution for K-5 students with 2,000+ digital books. Includes tools for active reading and student agency development. Offers 24/7 access through Kids A-Z mobile app. Provides customizable library and annotation tools