Hyper linked Presentation are an amazing tool. They keep you from having to stop in the middle of your lecture to go search for something and can link you directly to want you want to show your students. It also breaks up the long boring lecture that could lose students focus. By having the hyperlinks in the presentation, it changes the setting, therefore making the students who were not paying attention to wonder what's going on and make them more incline to pay attention so they don't miss another fun thing. They also can be brought up on any computer, making it quicker and easier to get to the lesson.
Students could be given a project involving their own hobby's at the beginning of the year, detailling what the hobby's history is, where it came from, etc. Since it is the students own hobby, they will be more inclined to learn more about while they are using the cloud-based hyperlink.