You can do almost everything with Google Slides. Here are some ways you can very creative with your slide decks.
Students of all ages are familiar with the format of popular sites and social media. Why not turn that knowledge into a way to demonstrate their learning. For example, checkout Matt Miller's "Amazin" product page template (and others).
Another template from @creativeedtech:
In this example, students were given a template and tasked with creating an informational brochure on Tobacco. Using various design tools, students created brochures worthy of distributing to their loved ones.