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Shake up your marble run’s action with the “GraviTrax PRO Mixer”!
Mix up the marbles’ journey with the Mixer. Add some surprise to your tracks by sending up to three marbles into the Mixer and see which sides they exit from. Combine this accessory with the GraviTrax Pro Starter Set.
This STEM system [Science, Technology, Engineering and Maths] is an ideal one to teach kids about gravity, magnetism, kinetic energy and fun.
Warning. Not suitable for children under 36 months. Small balls. Choking hazard.
Gravitrax has lasting durability for girls and boys ages 8 and up, it’s the learning toy children (and savvy adults) return to over and over again!
