As we have already stated, it is important that you grab the attention of your audience immediately. It is just as important to keep their attention. After a strong opening, you need to keep the momentum going. Many professional presenters follow the 10-minute rule. This rule is based on the understanding that attention begins to drift after 10 minutes. This requires a simple change of course every 10 minutes, such as switching to a demonstration or slide show. There are other ways to keep the attention of your audience:
Simply find the methods that work best for you, and space them out to keep your audience interested and motivated.