The kiosk appears to be a spying, literal extension of the story in Device 6, which sees you – the subject of sorts – solving abstract puzzles in a surreal environment. The narrated mystery would often extend beyond the borders of your iPad, calling into question where the game really ended. A scattering of immovable "replica" iPhones on the stand asks: "Why wasn't the game on display? If there wasn't a game to play, then what was the purpose?"
You may just find the (creepy) answer if you work your way through our gallery. And please close the box after you've completed the test.