Marble Run Stepped HoistMarble Run Stepped Hoist Assemble me. Let my marbles go! Introducing the Marble Run Stepped Hoist, the second in a series of Ugears modular marble runs. This fun and fascinating wooden marble run features an ingenious 3 stepped alternating lift mechanism and a set of new features to hold your attention as you watch the marbles make their cyclical journey. Turn the crank handle clockwise to set the machine in motion and prepare to be mesmerized as the