Ravensburger GraviTrax PRO Helix marble run expansion STEM toy
The GraviTrax PRO Helix marble run expansion makes building even more exciting! This clever addition lets up to six marbles race through at the same time, crossing paths without blocking each other. Each marble smoothly continues to a lower level, allowing you to create even more complex tracks and endless fun.
Discover the power of gravity and STEM toys as you experiment with new routes and combinations. Combine the Helix with your existing GraviTrax Starter Set and build the most spectacular marble runs. How many marbles can you send through the Helix at once?
Extra information
- Expansion for GraviTrax marble run
- Lets up to six marbles pass at once
- Encourages creativity and scientific understanding
- Suitable for children aged 8 and up
