Start building with the GraviTrax PRO Starter Set Extreme, featuring 125 pieces and 6 accessories for endless construction possibilities. This STEM and construction toy is perfect for kids aged 8 and up.

Build new routes, create crazy trick shots, and expand your marble run with new ideas. This set is compatible with all GraviTrax and GraviTrax PRO sets and accessories, so you can keep the ball rolling.

Experiment with gravity and power your ball through twists, loops, and turns in a race to the finish line. This building game is great for boys and girls.

Made with premium quality materials, GraviTrax meets the highest UK and EU standards and regulations.

No batteries are required, and clear instructions are included to get you started within minutes. Other accessories are available separately. This makes a great gift for kids' birthdays and Christmas.