Ravensburger GraviTrax Balls & Spinner Accessory

Science meets creativity with the GraviTrax Balls and Spinner Accessory. This STEM toy encourages hands-on play where kids lead the way. With a

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Reverse direction and level up your marble run with the “GraviTrax Flip”! Send the marble in the reverse direction with the Flip! As the marble rolls into the Flip, it releases and transports up a level, slinging it in the opposite direction. This accessory also includes 6 additional tracks and must be combined with the GraviTrax Starter Set.GraviTrax is a modular, electronic-free interactive track system where you can design and build your own marble runs.