Gravitrax Expansion - Building Surprise Box Measures 32" long

Measures 32" long

Learn how the elastic material stores energy and then releases it to move the models

It’s a different game board every time you play

Sheets measure 12

Gravitrax Expansion - Building Surprise Box Measures 32" longTake your track to new heights with the GraviTrax Building Expansion set! The Building Expansion offers over 25 additional elements to expand your track vertically. Youll increase the action when increasing the height of your run. Experiment with the combination of height tiles, base plates, freefalls, switches and even another level. See how high you can build your track before getting the marbles to the finish. GraviTrax Starter Set required. Ages 8