For beginners, you just want to give a presentation without freezing and looking bad. For the more advanced you want to connect and persuade. Giving a presentation is more than just finding the right information.
You need to have a good understanding of all the elements of a good presenter. That can include what templates to use to save time. It can include knowing the right way to practice. It can include a better way of calmly but powerfully delivering your presentation.
So, take a look at the articles below. You might find what you are looking for.