The Center for Teaching Excellence at Duquesne University has provided a pdf file that discusses incorporating WTL activities into the classroom setting and assessing WTL activities. Also, the site provides some examples of easy to implement WTL activities (http://www.duq.edu/Documents/cte/writing-to-learn.pdf)
The Houghton Mifflin Harcourt Leadership and Learning Center has created a series of online documents (that they term seminars) for faculty interested in implementing WTL in the classroom.These are middle and high school sample activities that can easily be scaled up to the college classroom: http://www.leadandlearn.com/resource-center/writing-to-learn-resources
The University of Wisconsin at LaCrosse has created a WTL site that discusses how specific kinds of WTL activities help students understand and retain content. This is a terrific site that helps the instructor visualize how the activities will work in the classroom and how to make grading easier! (http://www.uwlax.edu/catl/writing/assignments/writingtolearn.htm).
Saginaw Valley State hosts a very straightforward site that lists activities, their most appropriate uses, and the best way to respond to student writing-to-learn activities (http://www6.svsu.edu/~dboehm/writingtolearn.html).
Colorado State University's WAC site has a wealth of information on both WTL and teaching writing in a variety of disciplines. The following information is part of the much larger writing across the curriculum site.
Chapter 5 from Writing to Learn—This chapter explains the advantages of writing and provides examples of writing to learn activities employed in a variety of disciplines.
This page explains how to sequence tasks related to writing to learn.
This page provides a full example of semester-long sequencing.
The University of Massachusetts provides an explanation of the usefulness of writing to learn and of a few simple ways to incorporate it into the classroom.