A couple of articles on creative writing in the latest edition of the National Association for the Teaching of English's Classroom journal, which is now in stock:
Gibbons, A. (2009). Back to the future – or putting the creative back in writing. NATE Classroom, Summer pp. 29-31.
Wrigley, S. (2009). Using storyboxes to develop language and thought. NATE Classroom, Summer pp. 14-17.