About this item

• GRAVITRAX MARBLE RUN - Use the Tunnels expansion pack hide the marbles as they travel through your track.
• CONSTRUCTION GAMES - 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.
• STEM TOYS - Experiment with gravity to power your ball through twists, loops and turns in a race to the finish line – great christmas gifts and birthday presents for kids and children age 8 years up.
• PREMIUM QUALITY - GraviTrax is made with premium quality materials adhering to the highest UK and EU standards and regulations.
• GRAVITRAX STARTER SET REQUIRED - A GraviTrax Starter Set is required to use expansion packs & accessories. No batteries required. Other accessories sold separately.