Ravensburger GraviTrax Triplex Add On Extension Accessory Marble Run and Construction Toy For Kids Age 8 Years Up STEM [Amazon Exclusive]

AMAZON EXCLUSIVE - The Triplex extension brings new possibilities to the GraviTrax track with 3 additional balls and 3 exciting Elements such as Vulcano, Dipper and Color Swap. STEM TOYS - Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – compatible with all GraviTrax & GraviTrax PRO sets & accessories. FEEL THE POWER OF GRAVITY - Build new routes and create crazy trick shots, expand the marble run with new ideas, expansion sets to keep the ball rolling – makes a great Christmas gift or birthday present for kids and adults. PREMIUM QUALITY - GraviTrax is made with premium quality materials adhering to the highest UK and EU standards and regulations. NO BATTERIES REQUIRED - Clear instructions included to start playing with this fun brain game within minutes. Starter-Set required. Other accessories sold separately.