Emaze is a very artfully designed web based presentation tool. It features a variety of stylish and original templates particularly for presentations that are designed to be shared individually and viewed on a computer rather than as a backdrop to a speech to a large group.
It also has tools to create very effective infographics.
As a starting point, you might as students to create a five or six slide autobiography as a way to introduce themselves to you and their classmates. They could post the links to their creations on a shared Google Doc for everyone to see.
The Emaze.com tools are free for a basic account.
Here's one I threw together quickly...