Kaplamino, a talented toy builder who has a slanted table and plenty of free time, harnessed the power of fidget spinners for his latest chain reaction marble run. Ten of them made the grade, and they do multiple clever tricks in this video.
Yes I bought 50 fidget spinners just to do it, don't judge me :(
Hey, they're pretty cheap now, I hear. See more of Kaplamino's awesome chain reactions. -via reddit