--- product_id: 71217417 title: "Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up" brand: "ravensburger" price: "268 zł" currency: PLN in_stock: true reviews_count: 13 category: "Ravensburger" url: https://www.desertcart.pl/products/71217417-ravensburger-gravitrax-add-on-trax-pack-marble-run-stem-construction store_origin: PL region: Poland --- # Compact 33.8cm modular build size 40+ components for endless creativity STEM-driven engineering & physics play Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up **Brand:** ravensburger **Price:** 268 zł **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your marble run game—build smarter, play bolder! ## Quick Answers - **What is this?** Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up by ravensburger - **How much does it cost?** 268 zł with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/71217417-ravensburger-gravitrax-add-on-trax-pack-marble-run-stem-construction) ## Best For - ravensburger enthusiasts ## Why This Product - Trusted ravensburger brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless Compatibility:** Designed to perfectly integrate with your existing GraviTrax starter set for effortless expansion. - • **Boost Critical Thinking:** Enhance spatial reasoning and planning skills through immersive, creative construction play. - • **Quick Start, Endless Fun:** Clear, concise instructions get you building and racing in minutes—no downtime, just thrill. - • **Master Gravity & Kinetics:** Dive into hands-on STEM learning by experimenting with gravity, magnetism, and motion in every build. - • **Expand Your Engineering Playground:** Over 40 precision-crafted pieces to amplify your GraviTrax universe and unlock limitless track designs. ## Overview The Ravensburger GraviTrax Add on Trax Pack is a STEM-focused expansion set featuring over 40 components including vertical tiles, rails, and gravity spheres. Designed for kids 8+, it seamlessly extends the original GraviTrax marble run system, encouraging hands-on learning in physics and engineering through creative track building. Compact and easy to assemble with clear instructions, it’s the perfect gift to inspire critical thinking and endless fun. ## Description Shop Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up. Free delivery and returns on eligible orders of £20 or more. Review: Excellent addition - Excellent addition to the main Gravitrax I bought for my grandson for Xmas. He just loves this product and spends hrs building and playing with it. Review: Really useful add on. - It's not until you buy the starter kit do you realise how important the grey risers are. This set doesn't look like much but adds considerably to your build options. Great set. ## Features - As seen on TV - GraviTrax is an innovative marble run and contruction toy for boys and for girls ages 8 years and up. It is an ideal christmas gift or birthday gift for smart, curious kids. This Trax expansion pack includes over 40 components to extend the fun of your GraviTrax with even more tiles and tracks. - Innovative - The GraviTrax interactive track system allows you to design and build your own race tracks and experiment with engineering, gravity, magnetism, and kinetics to propel your ball to the finish. - Infinitely Expandable - Gravitrax in fully expandable with a large range of expansion pack and accessories! An amazing building toy! - Develops critical skills – Playing and building with GraviTrax builds spatial reasoning and planning skills, and provides a great stealth learning experience. - Clear instructions – Comes with clear instructions so that you can start construction and start playing with this fun brain game within minutes ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07B7MFVZL | | Age Range Description | 8 years + | | Best Sellers Rank | 199,593 in Toys & Games ( See Top 100 in Toys & Games ) 267 in Marble Runs | | Brand Name | Ravensburger | | Customer Reviews | 4.8 4.8 out of 5 stars (4,791) | | Educational Objective | Construction Skills, STEM Skills Appences | | Global Trade Identification Number | 04005556276011 | | Included Components | 16x Large Vertical Tiles, 8x Small Vertical Tiles, 7x Curved Bases, 1x 'X' Base, 1x Long Rail, 2x Medium Rails, 3x Short Rails, 6x Gravity Spheres | | Item Dimensions | 33.8 x 33.8 x 5.5 centimetres | | Item Type Name | GraviTrax Trax Expansion Pack - Marble Run & Construction Toy for Kids age 8 years and up - English Version | | Item Weight | 99 Grams | | Manufacturer | Ravensburger | | Manufacturer Part Number | 27601 | | Material Type | Acrylic Cardboard | | Maximum Age Recommendation | 1188.0 | | Minimum Age Recommendation | 96.0 | | Model Number | 27601 | | Set Name | Trax Pack | | Size | Medium | | Theme | STEM | | Unit Count | 1.0 count | ## Product Details - **Age range (description):** 8 years + - **Brand:** Ravensburger - **Item dimensions L x W x H:** 33.8 x 33.8 x 5.5 centimetres - **Material:** Acrylic Cardboard - **Size:** Medium ## Images ![Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up - Image 1](https://m.media-amazon.com/images/I/61P7csmFh5L.jpg) ![Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up - Image 2](https://m.media-amazon.com/images/I/91G1oVDHF1L.jpg) ![Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up - Image 3](https://m.media-amazon.com/images/I/61VYbPR4DmL.jpg) ![Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up - Image 4](https://m.media-amazon.com/images/I/81PiLSxWS2L.jpg) ![Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up - Image 5](https://m.media-amazon.com/images/I/61GHEYsJujL.jpg) ## Questions & Answers **Q: Can a first grader that builds Lego sets for 7-12 year olds build this ?** A: My son is 6 years old and he obsessively spends hours working on marble runs using Gravitrax. (he builds lego technic sets with 1k+ pieces that are for ages 11+ years old, and he's been playing with other marble runs for at least a 2 years) **Q: 27601 vs 27602 expansion set** A: Hi Jon and great question! 27601- Is an expansion set that gives you more trax pieces and will add more surface area. 27602- Is an expansion set that gives you more of the building pieces. This will give more height **Q: i want the complete set as show on video; so what products do I need purchase?** A: Hi - you would need 3-5 Starter Sets, 3-5 Trax Expansion, 3-5 Building Expansion, 1 Hammer and 1 Loop. **Q: Does this set include additional base plates?** A: Hi - the Gravitrax Lifter comes with 27 pieces, including 1 lifter action tile, 7 silver marbles, 1 transparent level, 8 large height tiles, 4 small height tiles, 1 large track, 2 medium tracks, 3 small tracks. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent addition *by S***E on 28 April 2021* Excellent addition to the main Gravitrax I bought for my grandson for Xmas. He just loves this product and spends hrs building and playing with it. ### ⭐⭐⭐⭐⭐ Really useful add on. *by G***S on 30 December 2019* It's not until you buy the starter kit do you realise how important the grey risers are. This set doesn't look like much but adds considerably to your build options. Great set. ### ⭐⭐⭐⭐⭐ excellent *by M***R on 25 May 2025* Excellent customer service ## Frequently Bought Together - Ravensburger GraviTrax Add on Trax Pack - Marble Run, STEM and Construction Toy For Kids Age 8 Years and Up - Ravensburger GraviTrax Extension Zipline - Marble Run STEM, Building and Construction Toys for Kids Age 8 Years + - Ravensburger GraviTrax Power Extension Elevator - Marble Run, STEM, Building and Construction Toys for Kids Age 8 Years Up --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/71217417-ravensburger-gravitrax-add-on-trax-pack-marble-run-stem-construction](https://www.desertcart.pl/products/71217417-ravensburger-gravitrax-add-on-trax-pack-marble-run-stem-construction) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-26*