---
product_id: 613503664
title: "Thames & Kosmos RoboRails STEM Kit, Toy of The Year Winner, Build a Robot Monorail System w/Splitters, Cross Switch, Seesaw Mechanism, Modern-Day Model Train Set, Explore Physics, Gyroscopic Forces"
brand: "thames & kosmos"
price: "€ 72.04"
currency: EUR
in_stock: true
url: https://www.desertcart.fr/products/613503664-thames-and-kosmos-roborails-stem-kit-toy-of-the-year
store_origin: FR
region: France
---

# 3 unique track connectors 26+ reconfigurable track designs Motorized gyroscopic balance Thames & Kosmos RoboRails STEM Kit, Toy of The Year Winner, Build a Robot Monorail System w/Splitters, Cross Switch, Seesaw Mechanism, Modern-Day Model Train Set, Explore Physics, Gyroscopic Forces

**Brand:** thames & kosmos
**Price:** € 72.04
**Availability:** ✅ In Stock

## Summary

> 🚄 Build. Balance. Brainpower. The future of play is on track!

## Quick Answers

- **What is this?** Thames & Kosmos RoboRails STEM Kit, Toy of The Year Winner, Build a Robot Monorail System w/Splitters, Cross Switch, Seesaw Mechanism, Modern-Day Model Train Set, Explore Physics, Gyroscopic Forces by thames & kosmos
- **How much does it cost?** € 72.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/613503664-thames-and-kosmos-roborails-stem-kit-toy-of-the-year)

## Best For

- thames & kosmos enthusiasts

## Why This Product

- Trusted thames & kosmos brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Gyroscopic Mastery:** Experience friction-reducing ball-bearing tech for smooth, balanced robot rides ⚙️
- • **Limitless Creativity:** Snap together 26+ track layouts or design your own for endless STEM fun 🔄
- • **Dynamic Track Control:** Add twists and turns with seesaw, splitters, and cross switch connectors 🔀
- • **STEM Learning Elevated:** Step-by-step manual dives deep into physics concepts like angular momentum and acceleration 📘
- • **Award-Winning Innovation:** 2025 Vehicle of the Year winner—join the future of model train sets today 🏆

## Overview

The Thames & Kosmos RoboRails STEM Kit is an award-winning robotic monorail building set featuring a motorized gyroscopic unit with friction-reducing ball bearings for stable one-wheel balance. It offers over 26 track configurations with unique connectors like seesaws and splitters, supported by a detailed manual that teaches core physics concepts, making it a cutting-edge educational toy for creative problem-solving and STEM exploration.

## Description

Thames & Kosmos RoboRails STEM Kit, Toy of The Year Winner, Build a Robot Monorail System w/Splitters, Cross Switch, Seesaw Mechanism, Modern-Day Model Train Set, Explore Physics, Gyroscopic Forces

## Features

- Build a robot that zooms along a monorail track on one wheel thanks to a motorized gyroscope unit with a clever ball-bearing weight system that reduces friction, allowing the robot to stay balanced for longer.
- Taking classic model train sets into the future, kids can quickly and easily reconfigure the snap-together track segments into countless possibilities; assemble the 26 track designs suggested in the manual, or create your own!
- Three unique connectors (the seesaw, (2) 3-way splitters, and a cross switch) add fun twists, turns, and obstacles to your routes!
- The 32-page, full-color illustrated manual elevates this fun building set into a valuable learning tool, providing step-by-step assembly instructions as well as scientific explanations that dive into important physics concepts like rotational motion, acceleration, angular momentum, and more.
- The open-ended design promotes critical thinking and problem-solving skills as well as imagination and creativity.
- The 2025 Vehicle of the Year Award Winner

## Images

![Thames & Kosmos RoboRails STEM Kit, Toy of The Year Winner, Build a Robot Monorail System w/Splitters, Cross Switch, Seesaw Mechanism, Modern-Day Model Train Set, Explore Physics, Gyroscopic Forces - Image 1](https://m.media-amazon.com/images/I/81kLYmGzFfL.jpg)

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**Shop now:** [https://www.desertcart.fr/products/613503664-thames-and-kosmos-roborails-stem-kit-toy-of-the-year](https://www.desertcart.fr/products/613503664-thames-and-kosmos-roborails-stem-kit-toy-of-the-year)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-23*