Gravitrax PRO Mixer Expansion tgtgHO21Building&Construction or create whole new worlds

or create whole new worlds while developing STEM skills

non-toxic MABS plastic that’s free from BPAs

The sturdy

for ages 3 yrs-teen

Gravitrax PRO Mixer Expansion tgtgHO21Building&Construction or create whole new worldsMix 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 any GraviTrax Starter Set. GraviTrax is a modular interactive track system where you can design and build your own marble runs. This STEM toy for boys and girls 8 and up, encourages experimenting with gravity, magnetism, and kinetics to propel your marble to the