--- product_id: 86989818 title: "Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614" price: "€ 75.92" currency: EUR in_stock: true reviews_count: 13 url: https://www.desertcart.gr/products/86989818-ravensburger-gravitrax-tunnel-toy-multi-coloured-27614 store_origin: GR region: Greece --- # 8 dynamic tunnel pieces 2 vertical U-turn rails Magnetism-powered ball physics Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 **Price:** € 75.92 **Availability:** βœ… In Stock ## Summary > 🎯 Elevate your marble run game β€” where physics meets pure thrill! ## Quick Answers - **What is this?** Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - **How much does it cost?** € 75.92 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/86989818-ravensburger-gravitrax-tunnel-toy-multi-coloured-27614) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Learn Through Play:** Designed for ages 8+, this set sharpens STEM skills while delivering hours of immersive, hands-on fun. - β€’ **Seamless Compatibility:** Effortlessly integrates with your existing GraviTrax starter set for limitless track combinations. - β€’ **Master the Art of Momentum:** Incorporate Bernoulli and O-shaped rails to experiment with real physics principles in action. - β€’ **Create Jaw-Dropping Surprises:** Use tunnels and vertical U-turns to build thrilling, unpredictable marble runs that captivate every time. - β€’ **Expand Your Gravity Playground:** Add 12 versatile track elements including curves, straights, and switches for endless creative builds. ## Overview The Ravensburger GraviTrax Tunnel Expansion Set (27614) enhances your interactive marble track with 12 colorful pieces including curved and straight tunnels, switches, vertical U-turns, and specialized rails. Designed for ages 8 and up, it seamlessly extends the GraviTrax system to deepen your understanding of gravity, magnetism, and kinetics through creative, hands-on STEM play. No batteries required, backed by a 2-year warranty, and perfect for building endlessly exciting courses that challenge and entertain. ## Description With the GraviTrax marble run system, you can build your own marble track worlds according to the laws of gravity. With the building elements, develop an action-rich course on which the balls roll into the target with the help of magnetism, kinetics and gravity. The GraviTrax ball track system makes gravity playfully experiencable, can be extended endlessly with extensions and guarantees unlimited building and fun. With this expansion, you can create the surprise moment of your track. Combine the tunnels, rails and base plates with your GraviTrax starter set for even more combinations. Can you keep an eye on the ball when it rolls through the tunnels? 4 tunnel curves, 2 tunnel straights, 2 tunnel switches 2 vertical U-turns, 2 Bernulli plastic rails, 2 O-plastic rails, 2 collection baskets, 1 instruction manual (English language not guaranteed). Who builds the most spectacular course? Who can overcome the exciting obstacles? Which balls are the fastest? Whose ball sets up a new record? If you always have your lanes with you or want to experience your track from the point of view of the ball, you can download the free app for your smartphone. This app is independent and is not required to play with GraviTrax. ## Features - Expansion set, autumn 2018. - Extension set for the GraviTrax interactive ball track system. - Ages 8 years and over. - 4 tunnels curved, 2 tunnels straight, 2 tunnel points, 2 vertical U-turns, 2 Bernulli plastic rails, 2 O-plastic rails, 2 baskets. ## Technical Specifications | Specification | Value | |---------------|-------| | Age Range Description | 8 Jahre to 99 Jahre | | Asin | B07BLY2CW5 | | Best Sellers Rank | 284,024 in Toys & Games (See Top 100 in Toys & Games) 7,289 in Toy Building Sets | | Brand Name | Ravensburger | | Colour | Colourful | | Country Of Origin | Czech Republic | | Customer Reviews | 4.7 4.7 out of 5 stars (3,231) 4.7 out of 5 stars | | Educational Objective | Develop understanding of physics principles through creative construction and experimentation | | Global Trade Identification Number | 04005556276141 | | Included Components | Instructions (D, F, I, EN, NL, E), 4 tunnel curves, 2 tunnel straights, 2 tunnel switches. 2 vertical U-turns, 2 Bernulli plastic rails, 2 O-plastic rails, 2 catch baskets | | Is Assembly Required | No | | Item Dimensions | 33.8 x 33.8 x 5.5 centimetres | | Item Type Name | Marble Run Expansion Tunnel | | Item Weight | 650 Grams | | Manufacturer | Ravensburger Spielverlag | | Manufacturer Part Number | 27614 | | Manufacturer Warranty Description | 2 Year Guarantee | | Material Type | Plastic | | Maximum Age Recommendation | 1188 | | Minimum Age Recommendation | 96.0 | | Model Number | 27614 | | Number Of Packs | 1 | | Number Of Players | Ab 1 Spieler | | Operation Mode | Manual | | Set Name | GraviTrax | | Size | Medium, Small | | Sub Brand | GraviTrax | | Supported Battery Types | No batteries required | | Theme | Train | | Unit Count | 1.0 count | ## Images ![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 1](https://m.media-amazon.com/images/I/61B2PUi1vqL.jpg) ![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 2](https://m.media-amazon.com/images/I/71f+gYVz6KL.jpg) ![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 3](https://m.media-amazon.com/images/I/61+d5laHjRL.jpg) ![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 4](https://m.media-amazon.com/images/I/61GUgQSl24L.jpg) ![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 5](https://m.media-amazon.com/images/I/61mFzb7bd2L.jpg) ## Available Options This product comes in different **Style Name** options. ## Questions & Answers **Q: gravitrax tunnel toy. seems to be a german version. Is this ok to add to gravitrax starter kit?** A: I gave this to my grandsons to add to their gravitrax set and it worked fine. I think there are English instructions inside the box. They had no problems with it anyway. **Q: I have the expansion looping, what starter set do I need** A: Get the base set. We gave nearly all of it now it’s brilliant ## Customer Reviews ### ⭐⭐⭐⭐⭐ Keep them happy for hours *by on Reviewed in the United Kingdom 2 January 2019* A really great way of encouraging your young ones to work our patterns and design and my grandson loves it and it keeps him off the Nintendo for a while! ### ⭐⭐⭐⭐⭐ Good bargain, all in German for some reasons but cheap *by on Reviewed in the United Kingdom 26 August 2025* For Β£6.71 it's a decent set, gravitrax is normally much more pricey. It is all in German, for reasons (unknown) ### ⭐⭐⭐⭐⭐ Great addition *by on Reviewed in the United Kingdom 18 May 2019* My son loves this addition to his Gravitrax set. Works well with the other add ons, too. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/86989818-ravensburger-gravitrax-tunnel-toy-multi-coloured-27614](https://www.desertcart.gr/products/86989818-ravensburger-gravitrax-tunnel-toy-multi-coloured-27614) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-09-12*