--- product_id: 358459030 title: "National Geographic Magnetic Marble Run 50-Piece Building Set for Kids" brand: "blue marble" price: "$48.26" currency: USD in_stock: false url: https://www.desertcart.us/products/358459030-national-geographic-magnetic-marble-run-50-piece-building-set-kids store_origin: US region: United States of America --- # Designed for ages 8+ with STEM learning focus 50 magnetic pieces for versatile builds 33 track & connector pieces + 6 trick parts National Geographic Magnetic Marble Run 50-Piece Building Set for Kids **Brand:** blue marble **Price:** $48.26 **Availability:** ❌ Out of Stock ## Summary > 🧩 Snap, Stick, Spin — Build Your Genius Marble Maze! ## Quick Answers - **What is this?** National Geographic Magnetic Marble Run 50-Piece Building Set for Kids by blue marble - **How much does it cost?** $48.26 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/358459030-national-geographic-magnetic-marble-run-50-piece-building-set-kids) ## Best For - blue marble enthusiasts ## Why This Product - Trusted blue marble brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Quality You Can Trust:** From National Geographic’s STEM series, combining educational value with durable, high-quality materials. - • **Endless Engineering Fun:** 50-piece set with snap-fit connectors and trick pieces sparks infinite marble maze designs and physics exploration. - • **STEM Learning Meets Play:** Includes a detailed learning guide to deepen understanding of physics and engineering principles. - • **Build Anywhere, Stick Everywhere:** Magnetic tracks attach to any metal surface—fridge, locker, or whiteboard for instant creativity. - • **Effortless Assembly, Maximum Play:** Secure snap-fit design eliminates frustration, letting you focus on building and experimenting. ## Overview The NATIONAL GEOGRAPHIC Magnetic Marble Run is a 50-piece STEM building set featuring magnetic tracks and trick pieces that snap securely to any metal surface. Designed for kids 8 and up, it encourages hands-on learning in physics and engineering through creative marble maze construction. Durable and educational, this set blends fun with science, making it a top choice for families seeking engaging STEM toys. ## Description desertcart.com: National Geographic Magnetic Marble Run 50-Piece Building Set for Kids | Magnetic Track and Trick Pieces, Marbles, Build on Magnetic Surfaces, Marble Maze, STEM Building, Creative Construction : Toys & Games ## Features - OUR MOST EXCITING MARBLE RUN YET - Developed with Makeway, this marble race track is an innovative engineering kit with endless possibilities for having tons of fun while exploring physics! - BUILD ANYWHERE MAGNETS STICK - This STEM marble maze for kids and adults can be built on any magnetic surface like refrigerators, lockers, whiteboards, workbenches & more! - DESIGN, BUILD, TEST, CREATE - This wildly creative building toy includes 33 tracks & connectors, 6 trick pieces & 10 marbles for infinite building combinations and endless amounts of creative fun! - BUILDING YOUR MAZE IS EASY - The secure snap-fit connectors eliminate frustration to keep you creative, with detailed instructions and a learning guide that teaches about physics and engineering! - HIGH-QUALITY EDUCATIONAL TOYS - We're proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. If your experience is less than stellar, let us know and we'll make things right! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09DTS6MTK | | Age Range Description | 8 years and up | | Best Sellers Rank | #367,612 in Toys & Games ( See Top 100 in Toys & Games ) #273 in Marble Runs | | Brand Name | Blue Marble | | Customer Reviews | 4.3 4.3 out of 5 stars (237) | | Educational Objective | Logical Thinking | | Included Components | Full Color Learning Guide, Instructions, Magnetic Track & Trick Pieces, Marbles | | Item Dimensions | 11 x 2.38 x 12 inches | | Item Highlight | Magnetic Track and Trick Pieces, Marbles, Build on Magnetic Surfaces, Marble Maze, STEM Building, Creative Construction | | Item Type Name | 50-Piece STEM Building Set with Magnetic Track & Trick Pieces | | Item Weight | 1 pounds | | Manufacturer | JMW Sales, Inc. | | Manufacturer Part Number | RTNGMRMAG50 | | Manufacturer recommended age | 8 years and up | | Material Type | Magnets, Plastic, Magnets, Glass, Paper | | Model Number | RTNGMRMAG50 | | Number of Items | 1 | | Set Name | Magnetic Marble Run | | Size | One Size | | Sub Brand | National Geographic | | Theme | Building & Construction | | UPC | 816448027796 | | Unit Count | 1 Count | ## Images ![National Geographic Magnetic Marble Run 50-Piece Building Set for Kids - Image 1](https://m.media-amazon.com/images/I/91trq7GYW4L.jpg) ## Questions & Answers **Q: Cuánto pesa ?** A: Cuatro libras aproximadamente **Q: Are there expansion pieces for the magnetic marble run set of 50 pc? are the magnetic expansion sets different pieces, or just more of the same?** A: Different pieces along with same depends on what extra set you buy read information! I think the expansion kit had different pieces it was a while ago I bought it and it was for my grandson who loves it ! **Q: Why do i see that the photos in the comments section do not match the product itself? will i get glowing marble run or will i get magnetic marble run** A: Because these are similar items, Amazon combines the many various options. Check to make sure your order says glow in the dark or magnetic. It won't say both. **Q: Shipping - can this product be shipped to australia?** A: Our Magnetic Marble Runs are not yet available in Australia. ## Frequently Bought Together - NATIONAL GEOGRAPHIC Magnetic Marble Run - 50-Piece STEM Building Set for Kids & Adults with Magnetic Track & Trick Pieces, & Marbles for Building A Marble Maze Anywhere Magnets Stick - NATIONAL GEOGRAPHIC Magnetic Marble Run - 150-Piece STEM Building Set for Kids & Adults with Magnetic Track & Trick Pieces & Marbles for Building A Marble Maze, STEM Project (Amazon Exclusive) --- ## 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.us/products/358459030-national-geographic-magnetic-marble-run-50-piece-building-set-kids](https://www.desertcart.us/products/358459030-national-geographic-magnetic-marble-run-50-piece-building-set-kids) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-02*