GraviTrax PRO Vertical Spy Labs INCLUDED: We include five white

INCLUDED: We include five white dice

Our steel-cut pieces offer a perfect

Her fanciful design features a purple coat of soft

Experience the vibrant garden life with the rabbit family

GraviTrax PRO Vertical Spy Labs INCLUDED: We include five whiteThe 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