GraviTrax POWER: Switch & Trigger kid friendly piano and experimenting to discover how

and experimenting to discover how physics is all around us

Twin figures measure approximately 1

Author: Inka and Markus Brand

Bingo with a Zing

GraviTrax POWER: Switch & Trigger kid friendly piano and experimenting to discover howShift the direction of your marble run automatically with the "GraviTrax POWER Element Switch and Trigger" and take the path to exceptional fun! Control your marble's path like never before handsfree! As a marble passes through, the POWER Trigger signals the POWER Switch via radio (RF) waves to shift the direction the next marble takes along your track! Power up the possibilities and build even more complex marble runs! Makes an excellent addition to