Bozkurt explains a little more about the inspiration and construction of his Arduino star pointer and tracker.

When the game is started, the LEDs light up at random and the player has a limited time to “shoot” the corresponding LDR with a laser pointer.

You'll need an Arduino, of course, and you'll also need a pair of laser pointers, a few servos and motors to make the lasers move as time passes, and of course, the IKEA BLANDA salad bowl ...