Simply put, Mattel's MindFlex game, available now for pre-order on Amazon, essentially "uses brain waves to power a fan that floats a ball through an obstacle course." Product page. Video after the break.
A lightweight headset containing sensors for the forehead and earlobes measures your brainwave activity. When you focus your concentration, a small foam ball will rise on a gentle stream of air.[via OhGizmo - Amazon]
