GraviTrax PRO: Vertical Extension mini mechanics kit father and cradled babies wearing

father and cradled babies wearing outfits with a shell motif

This unique art piece will bring a vibrant energy to any room

Who knows - you may just uncover your inner shrinky-dink artist

Suitable for children ages 3 years and above

LED display

GraviTrax PRO: Vertical Extension mini mechanics kit father and cradled babies wearingThe PRO Extension Vertical contains many different components for building upwards. Combined with any GraviTrax starter set, the PRO Extension Vertical brings even more possibilities and complexity to the GraviTrax universe. How many levels can the balls roll on? GraviTrax is a flexibly expandable, interactive marble run system for children aged 8 and over: With GraviTrax, children, teenagers and adults don't just build simple marble runs. They create