GraviTrax Add On Extension - Twirl

Gravitrax Add On Extension - Twirl

The GraviTrax Twirl Track System is an ideal addition to the interactive marble run system GraviTrax.

With GraviTrax, children not only build simple marble runs, but create whole marble run worlds. Turning and swirling are in the expansion of the Twirl program. With 4 FlexTubes and tunnels, track gradients can be twisted and balls can be swirled around in 2 spirals. This pack contains 42 different pieces - see images for details.

Combine this accessory with any GraviTrax(R) Starter or Pro 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 finish. Designed with open play in mind, the concept offers endless possibilities to design a different track every time you play. Expand your builds and add some action with a variety of expansion sets and accessories.