A new GraviTrax trick that loads a scoop with a marble, then later unloads it, triggered by another marble on the track. TIP: This … source

These pendulum launchers for GraviTrax marble runs was built by the Surem2804 shop on Etsy. I received these parts for free to … source

Amazing new GraviTrax news! The “GraviTrax C” universe of electronic GraviTrax sets and extensions is scheduled to be … source

GraviTrax marble falling down lifter tubes. This makes for a fun marble run! It’s cool to see the marble fall down the clear tube and … source

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Sneak peak of my upcoming marble machine video. source

Join Chris from The Masked Marble as he unboxes the GraviTrax Lifter Expansion! This marble run extension adds a Lifter … source

In GraviTrax Set vs. Set, we compare the contents of GraviTrax marble run sets. In this episode, we compare the GraviTrax Twirl … source

Is your GraviTrax Volcano oversensitive? Repair it. Ravensburger GraviTrax Volcanoes are often inconsistent. Some are too hard … source

Here’s what Ravensburger North America has revealed about when new GraviTrax sets and expansions will be released in the … source