Decide who is going to do kick off the presentation and how you want to introduce yourself.
Practice several times in front of mentors.
Is presentation ready? No typos, is it clear and simple? Not a lot of copy on the deck? Eye-catching images?
Has everyone rehearsed at least once?
Prepare your team for the judges – judges are allowed to ask questions so to prepare the girl as best as possible, ask them questions in advance.