MicroTrax – the cutest little trax this side of the Rio Grande, on 1 mini baseplate! Here is the Masked Marble’s answer to the … source

Join Chris from The Masked Marble as he unboxes the GraviTrax Pro Vertical Starter Set! This marble run set includes unique … source

I am coordinating with Coogelbahn.de to make available a ball catching/launching 3D-printed mod for the GraviTrax Turntable. source

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A MiniTrax that uses a trampoline in all 6 directions. The GraviTrax app code for this build is C4AS6LPM88. Here is a direct link: … source

Build working computers out of marble runs! Build a new digital logic circuit each week using the GraviTrax marble run system. source

Reset or reposition a switch using marbles with this trick. The repositioning marble travels backwards through the switch, and exits … source

Remembering our fallen with a Memorial Day marble run. Music is “The Stars and Stripes Forever” by John Philip Sousa, … source

I didn’t think this many GraviTrax Loops would work, lol. Watch the full video of this Pachinko marble run at … source