Hire a rad food truck for a late-night snack. “IN-N-OUT will rent you a truck for fully stocked with a cooking team for the day. Perfect for a midnight snack at a wedding!” (You can contact their event services to verify this.
31 Impossibly Fun Wedding Ideas: instead of a kids table include a small bucket of crayons and coloring books on each table, with a sign that says "for kids and adults who love to color". Or something similar to that phrase:) kids area, let them be free!