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From Information about Isaak, Brock University's Sakai-Based LMS

Information on how you can incorporate content from other sites inside your course site.

Options like the Resources tool and the Web Content tool's ability to add links and RSS integration of the News tool offer opportunity to integrate site from the broader web into Brock University courses.

There are lots of sites that do one thing and do it well, often better than Sakai/Isaak. If all of the appropriate privacy and security considerations are made, integrating a third-party web site into your teaching is often a good idea.

Remember when possible to use links with https at the start, over regular http.