[quote=ImANargleHunter]
Is the marble game where you put those electrodes on your head try to relax to get the marble to go to the other side of the glass box.
[/quote]

No like it was this big table thing, that sensed how it was tilted and it would move marbles in this maze around based on the tilt. We were trying to each get our marble to the end first. He bumped my marble with his and nearly got in and I was like NOPE