Ravensburger GraviTrax Obstacle Course Set – Innovative Marble Run & STEM Toy for Kids | Gravity-Powered Racetracks | Engaging Brain Game | Compatible with All GraviTrax Sets With the GraviTrax

INNOVATIVE DESIGN: With the GraviTrax interactive track system, build your own gravity-defying race tracks and experiment with magnetism and kinetics

STEM LEARNING: Ideal for kids aged 8 and up, this set offers a fun, hands-on approach to science and education, as proven by its top ranking in U.S. marble run systems

EXPANDABLE FUN: All GraviTrax sets are compatible, allowing you to extend and diversify your marble run designs for endless creative possibilities

MULTI AWARD-WINNING: Recognized as a 2019 Toy of The Year Finalist, this set has contributed to the franchise’s worldwide sale of over 15.5 million units

PERFECT GIFT IDEA: Stimulate curiosity and creativity with GraviTrax, the perfect gift for the young and young-at-heart builders and thinkers in your life