GraviTrax Building Expansion Pack - Marble Run and Construction Toy all-ages It's no ordinary drawing game

It's no ordinary drawing game

The Britains model doesn’t stint on detail: there’s a removable cab where you can drop your sitting drivers (sold separately)

strong and unique

This toy is perfect for fun and educational play

even their pets are oh-so EXTRA

GraviTrax Building Expansion Pack - Marble Run and Construction Toy all-ages It's no ordinary drawing gameExperience the power of gravity! GraviTrax is the all Contruction toy STEM track system from Ravensburger! Use your imagination to build superb tracks and set the gravity spheres rolling! This expansion pack includes over 25 components to extend the fun of your GraviTrax with even bases and levels to experiment with. This STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism, kinetic energy and