Pay in 4 interest-free payments of $17.50 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
or this bouncy
Transactions are rewarded with lights
sound sensors
Special design with base plates so they will not hurt trees
fuss-free nylon and mesh construction
Gravitrax Starter Marble Run Set Ditty Bird or this bouncyWith over 100 pieces and 18 different construction elements, the GraviTrax Starter Set offers everything you need to begin building your own action packed track systems. Discover how the laws of physics affect the journey your marble takes with curves, junctions, freefalls and even a cannon. Experiment using different heights and angles to control the speed of the marble to get it to the finish. Contents Instructions (D, F, EN, NL, E), construction
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