**9. Embed third-party resources to increase serious game interactivity**

What do you do if you want to increase online learner engagement and immersion, but you do not have the time or resources to develop additional content?. You can enhance the game by embedding third-party resources, you can have add ons for your serious game without having to create everything in-house. Include a link to a helpful tutorial that walks online learners through a task, or embed a YouTube video that explores a topic at length. You can even create printer-friendly eLearning courses by integrating PDF files and other downloadable documents that online learners can access via the serious game.
