Gravitrax PRO Extension Vertical

Take your marble run higher and higher with the “GraviTrax PRO Expansion” set! Vertical effects for your track! What makes a great toy? GraviTrax checks all the boxes! It’s a creative, modular, expandable track system that challenges children to use their imagination to design and build their own marble runs! Electronic-free, GraviTrax construction sets use STEM-friendly concepts while building critical thinking and problem-solving skills. Completely open-ended, every GraviTrax set has a boredom-busting variety of play options for hours of fascinating fun. Once the basics are mastered, simply add expansion sets and accessories to propel those metal marbles around the tricked-out track of your dreams! Comes complete with instructions, 8 pillars, 4 tunnel pillars, 4 walls (2 long, 2 medium) and 16 balconies. Lasting durability for girls and boys ages 8 and up, it’s the learning toy children (and savvy adults) return to over and over again!