Ravensburger GraviTrax XXL Starter Set | Innovative Marble Run & STEM Toy for Kids | Engaging & Educational Building Game | Toy of the Year Finalist - Amazon Exclusive

Gravitrax is a thrilling marble run construction set that allows kids 8+ to build, race, experiment, and learn STEM concepts! With over 200 pieces and 9 ready-to-go track instructions, kids can start creating their own action-packed tracks right away.

Customize and experiment with tricks and stunts to keep the marbles rolling faster and further.

The set includes a wide range of expansion sets and accessories for bigger and faster marble runs.

Perfect for girls and boys who love to build, race, and experiment! Order now and unlock your child's creativity and learning potential!