GraviTrax Volcano sesame street and hand-eye coordination

and hand-eye coordination

2") and a water pen

Looking for something to fidget with and stimulate your mind

Movable head and tail for active play

GraviTrax Volcano sesame street and hand-eye coordinationGraviTrax Accessory Cause an explosion with the Volcano, unleashing new energy into your marble run! When a marble rolls into the push button of the Volcano, it triggers an eruption launching up to 3 marbles down the tracks. 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. This STEM