The GraviTrax Set Tunnel is an extension of the interactive GraviTrax marble run system: With GraviTrax, children not only build simple marble runs, but also create entire marble run worlds - the ideal introduction to the world of the marble run
As a MINT toy, GraviTrax makes gravity a playful experience: When expanding the tunnel, the speed is important, because the elements of the set brake or accelerate the balls - this ensures even more action and excitement
There are no limits to creativity with this construction toy: Simply combine the elements of the tunnel extension with the GraviTrax starter set and ensure even more action in the marble run worlds you have created yourself
With the tunnel extension, children can plan, try out and realize even more exciting routes - GraviTrax is never boring and always remains a great pastime and ideal activity for children
