Step into the thrilling world of marble runs with this captivating setup featuring a rain gutter and a wooden, colorful course ... this one-of-a-kind marble run in Part 6 of the series.

Not [Steve Moseley], he turned his kids’ hovel into a sculpture by wrapping a marble run around the entire room ... about $70 in wood, $40 for the glass marbles, and around $60 for everything ...