Marble runs are somehow incredibly soothing to play with and watch, with the gentle clack of the marbles and the smooth, predictable motion. Sadly for some, they never quite got enough time to enjoy ...

There’s seldom anything as joyful and relaxing to watch as a simple marble run. Of course, the thing about letting marbles fall under gravity is that you eventually need to lift them back up again.

In Kindergarten, we had Marble Run. It was the greatest thing. You could pile up a series of tubes, pipes, slopes, and curves to create an amazing way to get a marble ...

JOE:'Today's Dengineer is nine-year-old Ocean from Essex.' OCEAN:I need help from the Dengineers because I love to design and make marble runs and rollercoasters but I don't have the space to do it.

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