Teacher and class write text together. The teacher acts as a scribe.
Here is an example of how second graders used this technique.
http://comsewogue.k12.ny.us/curriculum/owls/sharewr.htm
The follow-up Kidspiration activity can be used individually by students as a center activity or by the teacher as a shared writing activity with the class.
http://www.northcanton.sparcc.org/~ptk1nc/kidspired2002/mouseexample.html
Ms. Wasserman's class used this technique to write about children playing in the snow.
http://comsewogue.org/~ssilverman/frosty2005/wasserman/wasserman.htm