--- product_id: 253367543 title: "Ravensburger Hammer Accessory (Marble Run And Stem Toy), Multi-Colour, 8 +, 27598-4" brand: "gravitrax" price: "391 DH" currency: MAD in_stock: true reviews_count: 5 category: "Gravi Trax" url: https://www.desertcart.ma/products/253367543-ravensburger-hammer-accessory-marble-run-and-stem-toy-multi-colour store_origin: MA region: Morocco --- # Boosts spatial & problem skills STEM-powered engineering Modular hammer accessory Ravensburger Hammer Accessory (Marble Run And Stem Toy), Multi-Colour, 8 +, 27598-4 **Brand:** gravitrax **Price:** 391 DH **Availability:** ✅ In Stock ## Summary > 🛠️ Build, Hammer, and Roll into STEM Mastery! ## Quick Answers - **What is this?** Ravensburger Hammer Accessory (Marble Run And Stem Toy), Multi-Colour, 8 +, 27598-4 by gravitrax - **How much does it cost?** 391 DH with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/253367543-ravensburger-hammer-accessory-marble-run-and-stem-toy-multi-colour) ## Best For - gravitrax enthusiasts ## Why This Product - Trusted gravitrax brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Brain-Boosting Fun:** Enhances hand-eye coordination, spatial awareness, and problem-solving skills for ages 8+. - • **Precision Engineering:** Crafted with quality materials ensuring smooth marble flow and durable play. - • **Award-Winning Innovation:** Part of the 2019 Toy of The Year finalist Gravitrax system—join the elite STEM play community. - • **Master Gravity & Kinetics:** Explore real-world physics with hands-on marble runs that bring STEM concepts to life. - • **Expand Your Creative Universe:** Seamlessly extend your Gravitrax track with add-ons for endless design possibilities. ## Overview The Gravitrax Ravensburger Hammer Accessory is a premium STEM toy designed for ages 8 and up, featuring a modular hammer component that integrates with the Gravitrax marble run system. It promotes hands-on learning in gravity, magnetism, and kinetic energy while enhancing spatial reasoning and problem-solving skills. With high-quality cardboard construction and compatibility with multiple track expansions, it’s a must-have for creative minds eager to engineer dynamic marble courses. ## Description From the manufacturer How it Works? GraviTrax Play Options Why Customers Love GraviTrax Review: Good quality as advertised recommended - Good quality as advertised recommended Review: Jeu d'un marteau - Il s'agit d'un seul marteau, mais jeu intéressant. ## Features - Gravitrax Is The Stem Track System From Ravensburger! Use Your Imagination To Build Superb Tracks And Set The Gravity Spheres Rolling! - This Stem System Science, Technology, Engineering And Maths Is An Ideal One To Teach Kids About Gravity, Magnetism, Kinetic Energy And Fun. - The Gravitrax Track System Can Be Extended Indefinitely With Extra Track Packs And Add On'S Each Sold Separately. - Brand Name :Ravensburger ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07B7MWQ1Z | | Age Range Description | 8 - 99 | | Age range (description) | 8 - 99 | | Best Sellers Rank | #13,837 in Toys ( See Top 100 in Toys ) #605 in Educational Science Kits | | Brand | GraviTrax | | Brand Name | GraviTrax | | Country of Publication | Czech Republic | | Customer Reviews | 4.6 out of 5 stars 959 Reviews | | Educational Objective | Hand-Eye Coordination, Problem Solving, Spatial Awareness, Task Completion | | Educational objective | Hand-Eye Coordination, Problem Solving, Spatial Awareness, Task Completion | | Global Trade Identification Number | 04005556275984 | | Included Components | 8, Includes 1x Set of Instructions, 1x Hammer Base, 1x Long Rail, 2x Medium Rails, 3x Short Rails | | Item Dimensions | 19 x 19 x 4.8 centimeters | | Item Type Name | Ravensburger Gravitrax Hammer Accessory - Marble Run & STEM Toy for Boys & Girls Age 8 & Up - Accessory for 2019 Toy of The Year Finalist Gravitrax | | Item Weight | 0.16 Kilograms | | Item dimensions L x W x H | 19 x 19 x 4.8 centimeters | | Manufacturer | Ravensburger | | Manufacturer Maximum Age (MONTHS) | 144.0 | | Manufacturer Minimum Age (MONTHS) | 8.0 | | Manufacturer Part Number | 27598 | | Material | Cardboard | | Material Type | Cardboard | | Model Number | 27598 | | Set Name | GraviTrax Hammer | | Size | 19 cm x 19 cm x 4.8 cm | | Theme | Architecture | | Unit Count | 1 Count | ## Product Details - **Age range (description):** 8 - 99 - **Brand:** Ravensburger - **Item dimensions L x W x H:** 19 x 19 x 4.8 centimeters - **Material:** Cardboard - **Size:** 19 cm x 19 cm x 4.8 cm ## Images ![Ravensburger Hammer Accessory (Marble Run And Stem Toy), Multi-Colour, 8 +, 27598-4 - Image 1](https://m.media-amazon.com/images/I/619HS4eabXL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality as advertised recommended *by M***D on 4 April 2026* Good quality as advertised recommended ### ⭐⭐⭐⭐⭐ Jeu d'un marteau *by F***E on 21 January 2021* Il s'agit d'un seul marteau, mais jeu intéressant. ### ⭐⭐⭐⭐⭐ Excellent for that little kick *by M***K on 25 October 2025* The white curves can slow the ball to the point a switch will catch the ball, so you may need a little kick to keep a ball moving. These are excellent! ## Frequently Bought Together - Gravitrax Ravensburger Hammer Accessory (Marble Run And Stem Toy), Multi-Colour, 8 +, 27598-4 - Ravensburger Gravitrax Magnetic Cannon Accessory - Marble Run & Stem Toy For Boys & Girls Age 8 & Up - Accessory For 2019 Toy Of The Year Finalist Gravitrax - GraviTrax Ravensburger Starter Kit (Marble Run And Stem Toy), Multi Colour, 8+, 27597, age: 8 years and 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.ma/products/253367543-ravensburger-hammer-accessory-marble-run-and-stem-toy-multi-colour](https://www.desertcart.ma/products/253367543-ravensburger-hammer-accessory-marble-run-and-stem-toy-multi-colour) --- *Product available on Desertcart Morocco* *Store origin: MA* *Last updated: 2026-08-05*