This site is fully open to the public, while a free registration allows access to additional resources. Plenty of documents and multimedia material is freely available, with an abundance of links pointing to both external and inernal pages.
Enrollment and participation is open to the public, while a free registration allows access to downloable files, chat sessions and more resources
Dealing with an Open University, there is plenty of freely available material around - from text documents to pictures and multimedia files
Users can easily reach other external resources and internal explanatory pages as well thanks to the many links strategically provided in each page