See the full video…search for “GraviWall”. This Graviatrax marble run (kugelbahn / murmelbahn) was built on a wall. source

This is the sixth tutorial of extra tracks you can build with the starterset from Gravitrax ( See all the extra tracks in this video: … source

This video is the first in the new location. Now there is more space and a better background. I hope you enjoy! Thanks for watching … source

This weekend’s tip for the GraviTrax Spiral and Hammer Accessories allow you to power a marble up a small spiral. For the … source

This is the 15th Gravitrax track we built for this channel. We included some nice Gravitrax tricks (can you spot the bouncing ball?) source

In this marble run i added a new marble run set to my gravitrax construction! Check out “Quercetti®” toys here … source

A GraviTrax Christmas tree marble run with a surprise ending helps us remember the reason for the season. Have a wonderful … source

In this video we made a downhill race with all the transparent plates we had, let us know in the comments what you think! source

Hey there! This time i show you how you can boost your marble runs with magnetic extra power. In this video i used powerfull … source

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