Storybird Quick Tour from Storybird on Vimeo.
New collaborative story creation and publishing platform.
Free and still in beta, but it will soon offer printing service too.
Looks cool, and I guess it could be used with young story tellers as quite a power tool.
Probably good platform for teachers to create their own resources.
You need to sign up for free account and off you go.
Look at some examples here:
Books
What do you think?
See the review of the site on www.readwriteweb.com