Ravensburger Gravitrax Starter Set Marble Run & STEM Toy For Kids Age 8 & Up - Endless Indoor Activity for Families Playsets 100% HAPPINESS : We design

100% HAPPINESS : We design every toy to the highest quality standards

Any vehicle-loving kid would be proud to own a high-performance 4X4

or imagine new stories of their own

It’s a safe sensory toy to your children

Ravensburger Gravitrax Starter Set Marble Run & STEM Toy For Kids Age 8 & Up - Endless Indoor Activity for Families Playsets 100% HAPPINESS : We designWith the Gravitrax interactive track system and marble run, you can design and build your own race tracks and experiment with gravity, magnetism, and kinetics to propel your ball to the finish. With a variety of tiles, levels, tracks and features, you can control the speed of each ball. The open ended building concept offers endless possibilities to design a different track every time you play. Add flair and speed to your tracks with expansion sets