Description
The GraviTrax extension push is an optimal addition to the interactive marble run system
The 3 action stones hammer, TipTube and Vulkan give the impetus for much more tension and variety within the track
All GraviTrax sets can also be combined with every other for long-lasting fun
The development toy provides indoor building fun for the entire circle of relatives, whether beginners or advanced users. A perfect gift for children aged 8 and up with a GraviTrax starter set
The innovative marble run allows free, flexible building at the same time as promoting creativity. Children learn the laws of physics in a playful way
