a blog post that contains some interesting book-related writing prompts - I particularly like the idea of having students read some forewords to books and think how they would introduce a text that they love. Relevant to both primary and middle/high school teachers.
"Books, especially picture books, are the best source of examples when developing curriculum for writing. Many mini lessons can be garnered from text... the authors become Co-Teachers! The books listed below are "Touchstone Texts," and provide clear and masterful examples of different types and styles of writing . "