Gravitrax Challenge

GraviTrax [https://www.ravensburger.us/products/gravitrax/gravitrax-starter-set/gravitrax-starter-set-27597/index.html] -  Design and build marble race-tracks during the Ravensburger GraviTrax event! There will be a competition for building a track that keeps the marble running for the longest period of time. The first and second place winners will be awarded amazing Ravensburger GraviTrax prizes! Sign up now for your place to join in on the fun! Scouts stopping by the Gravitrax challenge receive a patch!