{"product_id":"ravensburger-gravitrax-bridges-expansion-set-stem-marble-run-for-all-gravitrax-systems","title":"Ravensburger GraviTrax Bridges Expansion Set | STEM Marble Run for All GraviTrax Systems","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eBridge the gap in your GraviTrax universe with the Bridges Expansion Set. This modular addition invites kids to design, reroute, and fine-tune marble runs, expanding on gravity, momentum, and timing in tangible ways.\u003c\/p\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cp\u003eDesigned to pair with any GraviTrax Starter Set, the expansion adds a versatile mix of parts that invite experimentation. The box includes three adjustable-length bridges, two long thin tracks, two long slow tracks, one long track, two medium tracks, three short tracks, and clear instructions. The result is a flexible toolkit that fuels open-ended play and repeated testing to find just the right balance for every run.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjust the bridge to create balance challenges across gaps and ravines\u003c\/li\u003e\n  \u003cli\u003eUse the slow track to intentionally modulate marble speed and timing\u003c\/li\u003e\n  \u003cli\u003eExplore new routes with the roll-out and quick-change paths to reimagine the course\u003c\/li\u003e\n  \u003cli\u003eComplement and extend any GraviTrax system for deeper, longer play sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy choose GraviTrax Bridges Expansion\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eElectronic-free design supports hands-on, problem-solving learning and open-ended play\u003c\/li\u003e\n  \u003cli\u003eModular, expandable system encourages imagination and repeated experimentation\u003c\/li\u003e\n  \u003cli\u003eDurable pieces built for frequent use by kids and curious adults alike\u003c\/li\u003e\n  \u003cli\u003eFully compatible with all GraviTrax sets, enabling scalable, customized builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLearning through play\u003c\/h3\u003e\n\u003cp\u003eGraviTrax combines gravity, magnetism, and kinetics into a tactile, constructive experience. With more than 15.5 million units sold worldwide and a No.1 ranking in the U.S. marble run category, the brand emphasizes approachable, educational fun that invites ongoing exploration rather than a single fix. This Bridges Expansion helps families and classrooms extend play time and experiment with sequencing, timing, and route planning in a safe, engaging way.\u003c\/p\u003e\n\u003ch3\u003eUse cases and tips\u003c\/h3\u003e\n\u003cp\u003ePerfect for solo problem solving, collaborative challenges, or structured STEM activities. Start simple, then gradually introduce more pieces to create crowded crossings, long cascades, or suspenseful pauses as marbles roll through the expanded course.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the Ravensburger GraviTrax Bridges Expansion Set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Includes three adjustable bridges plus a mix of long, medium, and short tracks to extend marble runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this expansion compatible with other GraviTrax sets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it works with all GraviTrax systems, making it easy to expand existing builds.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Playvia | Best-Selling Toys, Games \u0026 Learning in the UK","offers":[{"title":"Default Title","offer_id":52921991790816,"sku":"B0BSX91VT4","price":90.24,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/www.carouselstore.co.uk\/products\/ravensburger-gravitrax-bridges-expansion-set-stem-marble-run-for-all-gravitrax-systems","provider":"Carousel Store","version":"1.0","type":"link"}