Harvard University/Collaborative Curriculum Design Tool

http://learnweb.harvard.edu/ccdt/

The CCDT (Collaborative Curriculum Design Tool) is an online tool which suports the production of curricula which foster student learning through the application of the principles of Teaching for Understanding. There are tutorials which cover a single topic such as 'Starting with Designs' and consist of movies containing actual CCDT screen shots.
Using this tool, you can work an a collaborative curriculum with people from across the campus to a across the world. A wonderful tool for learning and curriculum design.