Build Your Own Marble Run Kit | Stepped Hoist

You look "marble-ous!" Build Your Own Marble Run Kit | Stepped Hoist is the second in a series of modular marble runs. This fun and fascinating wooden marble run ----- Description ----- You look "marble-ous!" Build Your Own Marble Run Kit | Stepped Hoist is the second in a series of 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. Multiple tracks and elements are packed into a compact space in this DIY marble run. The model has a 3-stage alternating lift that hands the marbles back and forth as they climb to the top to embark on their amusement park adventures. Which marble will take which track, and which will make it down first? The Marble Run Stepped Hoist features a 3-marble accumulator in which the third ball opens the gates for the trapped first and second marbles, sending all three along their divergent p