“Harry Potter and the Order of the Phoenix goes on sale June 21 with a record printing of 8.5 million copies. Priced at $29.99, it is 896 pages long, has 36 chapters and 255,000 words. The not-so-simple questions: Is ‘Phoenix,’ the most expensive children’s novel, priced too high? Will there be sticker shock? Will children read a book 896 pages long? Will libraries be able to afford enough copies in an era of budget cuts?”