SHOW me the materials you created for your presentation. These can include your PowerPoint presentation with speaker notes, your notes that go with your poster board.
Did you create a game or handout? Submit this too. Show off your creativity and talents!
Take photos of the location where you planned to present your project. It is acceptable to be a photo of you outside the building, or if you are giving your presentation at home to family, take a photo of your meeting room, the table you set up, etc.