A variant of the famous loop-the-loop. You should call it “The Endless Loop” or loop-the-loop-the-loop-the-loop…..

Another Marble Machine finished!

I have uploaded some images and a video of the ball track inside indoor playground “Monkey Town” at Gouda (NL). This Ball Run uses balls from the ball pool. Read more… (Update 14-02: extra photos!)

I have invented a new device to spread the marbles over multiple tracks without need to make track switches or flipflops: