Description The GraviTrax PRO Vertical Expansion Set offers 33 additional elements to reach new heights with your track!Create dynamic marble runs with walls, columns and balconies that take your tracks to new heights. Whether you're creating towering three-dimensional structures or suspended tracks, see how tall and smart you can build. Combine with the GraviTrax Pro Starter Set and take your track to a new level.This STEM [Science, Technology, Engineering and Maths] system is ideal for teaching children about gravity, magnetism, kinetic energy and fun. hit a snag?Freestyle with your own track design, or use the included tasks and blueprints to help you get started in the world of GraviTrax! Do the gravity spheres stop or fly away before reaching the final destination? Time for some problem solving. Rebuild and try something else!Product info:8x columns, 4x tunnel columns, 2x long walls, 3x medium walls, 16x balconiesRecommended age: From 10 yearsThe GraviTrax track system can be expanded indefinitely with additional track packs and add-ons - each sold separately. Information Country: CNHeight: 85.0Width: 335.0Net Weight: 1268.0 kg