You're about to run a complete design cycle of empathy, ideation, prototyping, and testing in 12 minutes, using only aluminum foil.
You won't know why this matters until after it's over.
That's the point. Just follow the steps.
The build was not the point. This is.
Think about your honest answers before they do because what you notice about yourself right now is exactly what you'll need to watch for all day.