---
product_id: 509398189
title: "GraviTrax Power Extension Start & Finish - Marble Run, STEM, Building and Construction Toys for Kids Age 8 Years Up"
brand: "ravensburger"
price: "$157.52"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/509398189-gravitrax-power-extension-start-and-finish-marble-run-stem-building
store_origin: EC
region: Ecuador
---

# RF-powered auto marble launcher Long play with 3 AAA batteries Seamless Starter & Finish integration GraviTrax Power Extension Start & Finish - Marble Run, STEM, Building and Construction Toys for Kids Age 8 Years Up

**Brand:** ravensburger
**Price:** $157.52
**Availability:** ✅ In Stock

## Summary

> ⚡ Keep the momentum going—where every finish sparks a new start!

## Quick Answers

- **What is this?** GraviTrax Power Extension Start & Finish - Marble Run, STEM, Building and Construction Toys for Kids Age 8 Years Up by ravensburger
- **How much does it cost?** $157.52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/509398189-gravitrax-power-extension-start-and-finish-marble-run-stem-building)

## 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

- • **STEM-Powered Fun:** Boosts problem-solving and engineering skills for ages 8+
- • **Compact & Portable:** Lightweight 235g unit fits perfectly into any play setup
- • **User-Friendly Design:** Ergonomic parts make refilling the Starter quick and mess-free
- • **Expandable Creativity:** Compatible with all GraviTrax lines for limitless track designs
- • **Effortless Marble Flow:** RF technology auto-launches marbles for nonstop action

## Overview

The Ravensburger GraviTrax Power Extension Start & Finish is a cutting-edge marble run accessory that uses RF technology to automatically launch marbles, ensuring continuous play. Designed for kids 8 and up, it seamlessly integrates with all GraviTrax systems—Classic, PRO, and POWER—offering endless creative building possibilities. Lightweight and easy to refill, this extension enhances STEM learning through hands-on engineering fun, powered by 3 AAA batteries (not included).

## Description

GraviTrax Power Extension Start & Finish - Marble Run, STEM, Building and Construction Toys for Kids Age 8 Years Up

## Features

- The GraviTrax POWER Elements Starter & Finish link the beginning and end of the track by RF. If a marble reaches the Finish, a new marble is automatically sent onto the track
- Finish-Arena and Starter can be filled with seven marbles each. The shape and handling of the individual parts makes it easy to fill the Starter
- The Elements GraviTrax POWER Starter & Finish can be combined with all Starter-Sets, Extensions and Elements. GraviTrax, GraviTrax PRO or GraviTrax POWER: With the Ravensburger marble run system, there are no limits to creativity and the possible combinations
- GraviTrax, GraviTrax PRO, GraviTrax POWER are three pillars of the Ravensburger marble run system. The white line GraviTrax is entry level and with countless add-ons the basis of any marble run. PRO brings height and complexity to the track, while POWER provides electronic components - for interaction, variable track courses and long running times
- The GraviTrax system approach of Starter-Sets and additions across three product lines inspires children from the age of 8, teenagers and adults. GraviTrax, GraviTrax PRO and GraviTrax POWER offer many possibilities for creative building. An ideal gift

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 11.3 x 11.3 x 11 cm; 235 g |
| Batteries | 3 AAA batteries required. |
| Manufacturer recommended age | 8 years and up |
| Item model number | 26810 |
| Educational Objective(s) | Memory, STEAM, Steam. |
| Language: | English, French, German, Italian, Spanish |
| Number of Game Players | 1+ |
| Number of pieces | 3 |
| Assembly Required | No |
| Batteries Required? | Yes |
| Batteries included? | No |
| tech_spec_battery_description_toys | 3 x AAA batteries |
| Material Type(s) | Plastic |
| Remote Control Included? | No |
| Colour | Silver and Black |
| Release date | 1 Mar. 2023 |
| ASIN | B0BG9G52Y4 |

## Product Details

- **Size:** Medium
- **Brand:** Ravensburger
- **Material:** Plastic
- **Age range (description):** 8 Years +
- **Item dimensions L x W x H:** 11.3 x 11.3 x 11 centimetres

## Images

![GraviTrax Power Extension Start & Finish - Marble Run, STEM, Building and Construction Toys for Kids Age 8 Years Up - Image 1](https://m.media-amazon.com/images/I/7161Sk59RHL.jpg)

## Available Options

This product comes in different **Style Name** options.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.ec/products/509398189-gravitrax-power-extension-start-and-finish-marble-run-stem-building](https://www.desertcart.ec/products/509398189-gravitrax-power-extension-start-and-finish-marble-run-stem-building)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-09*