Ravensburger gravitrax the game multiform Opblaasbare stoelen A control organization verifies compliance

A control organization verifies compliance with the requirements

Colour coding per bit size

2+2 input and output connection on card

Hours of clay fun

Ravensburger gravitrax the game multiform Opblaasbare stoelen A control organization verifies complianceThe interactive ball track system from Ravensburger. With the GraviTrax ball track system, you can build your own ball track world by creatively using the laws of gravity. Use the various building elements to create an action packed course and guide the balls to the finish line using magnetism, kinetics, and gravity. With the GraviTrax ball track system, you can playfully discover gravity, and with various expansion sets, it can be expanded for