There are several embeddable book and magazine makers on the internet and this was one I came across today. Create your book in Word or PowerPoint, save it as a PDF file and then upload to http://www.yudu.com
It embeds in this form
You can click on the above link to enlarge the document. This will be a great publishing tool for children and teachers to use, I could see them making story books and magazines, embedding on to their wikis and blogs and also downloading for off line reading.