---
product_id: 341341751
title: "STEM Building Projects Model Train Set Toys for Boys Kids 8 9 10 11 12 Years Old and Older - 340 PCS DIY Metal Building STEM Toys"
brand: "lucky doug"
price: "R$476"
currency: BRL
in_stock: true
reviews_count: 12
category: "Lucky Doug"
url: https://www.desertcart.com.br/products/341341751-stem-building-projects-model-train-set-toys-for-boys-kids
store_origin: BR
region: Brazil
---

# 16-inch long impressive display size 340 metal parts for durability STEM-focused 5-hour build challenge STEM Building Projects Model Train Set Toys for Boys Kids 8 9 10 11 12 Years Old and Older - 340 PCS DIY Metal Building STEM Toys

**Brand:** lucky doug
**Price:** R$476
**Availability:** ✅ In Stock

## Summary

> 🚂 Build brilliance, display pride, and join the STEM revolution!

## Quick Answers

- **What is this?** STEM Building Projects Model Train Set Toys for Boys Kids 8 9 10 11 12 Years Old and Older - 340 PCS DIY Metal Building STEM Toys by lucky doug
- **How much does it cost?** R$476 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/341341751-stem-building-projects-model-train-set-toys-for-boys-kids)

## Best For

- lucky doug enthusiasts

## Why This Product

- Trusted lucky doug brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **STEM Skill Builder:** Engages critical thinking and fine motor skills through hands-on assembly.
- • **Iconic Historical Design:** Inspired by the legendary 1928 Scottish Flying Scotsman—own a piece of history.
- • **Impressive Scale & Detail:** A 16-inch model that commands attention on any shelf or desk.
- • **Rugged Metal Construction:** Built to last beyond plastic—engineered for real play and display.
- • **Step-by-Step Visual Instructions:** Clear diagrams empower kids to build confidently without frustration.

## Overview

The Lucky Doug STEM Model Train Set features 340 durable metal pieces, including nuts, bolts, and tools, designed for kids aged 8-16 to build a detailed 16-inch replica of the historic Scottish Flying Scotsman. This hands-on project promotes STEM learning through a 5-hour assembly process with clear visual instructions, making it both an educational and collectible toy that stands out from typical plastic sets.

## Description

Lucky Doug STEM Building Projects Model Train Set Toys for Boys Kids 8 9 10 11 12 Years Old and Older - 340 PCS DIY Metal Building STEM Toys

Review: Better than Plastic - Grandson and I enjoyed the higher quality metal truck. Instructions are pictures only, I think this is all we get now. Some people prefer words-like me. He just turned 8 and was well able to put it together as I interpreted instructions.
Review: To have quality time with my boy - My son loves it but we haven’t got to sit down and build it yet.

## Features

- Metal Made - Our building toys set includes 340 parts and pieces, such as nuts, bolts, small screwdriver, and wrench, etc., Made of metal, which can stand rough play without worrying about easy collapse. A great careful crafting STEM building set, worth paying a little more compared to full plastic versions.
- Bigger Size - This model train measures over 3.5” high, 16" long, and 2" wide, making it a beautiful display piece to show off with pride. I believe it will be bigger than you expect. Really suitable for model train fans and DIY enthusiasts.
- Clear Instructions & Easy To Follow - We have prepared clear instructions for the children, showing the diagrams of each step, and everything is clearly marked. This teaches them to follow directions and ensures they won’t become overwhelmed or frustrated while they play. Wrenches and screwdrivers are also prepared for children to assemble parts easily.
- Support STEM Education For Children Aged 8-16 -The children think carefully and patiently assemble the train from the screws and gears. They are learning STEM skills during this about 5 hours assembling process! At STEM Master, we believe in empowering children to promote their creative learning and brain development.
- Great Collection - Our design concept is based on the Scottish Flying Scotsman steam locomotive that appeared in real history in 1928. As you can see, it is well imitated and the exquisite detail design retains the complicated structures of the original. For history lovers, it is a good collection and

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0943FHF91 |
| Additional Features | Construction |
| Age Range Description | Baby |
| Best Sellers Rank | #22,823 in Toys & Games ( See Top 100 in Toys & Games ) #772 in Toy Building Sets |
| Brand Name | Lucky Doug |
| Color | Multicolor |
| Customer Reviews | 4.3 out of 5 stars 1,810 Reviews |
| Educational Objective | STEM |
| Item Dimensions | 14 x 3.5 x 2 inches |
| Item Type Name | Train |
| Item Weight | 649 g |
| Manufacturer | Lucky Doug |
| Manufacturer Maximum Age (MONTHS) | 120 |
| Manufacturer Minimum Age (MONTHS) | 96 |
| Manufacturer Part Number | 869-1 |
| Material Type | Metal |
| Model Name | 869-1 |
| Model Number | 869-1 |
| Model Year | 2024 |
| Number of Pieces | 340 |
| Operation Mode | Manual |
| Power Source | Battery Powered |
| Set Name | Lucky Doug STEM Building Projects |
| Size | 3.5 inches (H) x 16 inches (L) x 2 inches (W) |
| Supported Battery Types | Requires batteries (specific details not provided) |
| Theme | Vehicle |

## Images

![STEM Building Projects Model Train Set Toys for Boys Kids 8 9 10 11 12 Years Old and Older - 340 PCS DIY Metal Building STEM Toys - Image 1](https://m.media-amazon.com/images/I/712Cewf2N-L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Better than Plastic
*by D***N on June 6, 2026*

Grandson and I enjoyed the higher quality metal truck. Instructions are pictures only, I think this is all we get now. Some people prefer words-like me. He just turned 8 and was well able to put it together as I interpreted instructions.

### ⭐⭐⭐⭐⭐ To have quality time with my boy
*by S***R on August 4, 2026*

My son loves it but we haven’t got to sit down and build it yet.

### ⭐⭐⭐⭐ Nice Model for Yound Builders
*by A***R on August 5, 2026*

Very nice model. The pictorial instructions are good but added textual instruction would be nice. It would also be nice to have actual size charts for nut and bolt hardware so that hardware could be compared with the charts to ensure the proper size is being selected.

## Frequently Bought Together

- Lucky Doug STEM Building Projects Model Train Set Toys for Boys Kids 8 9 10 11 12 Years Old and Older - 340 PCS DIY Metal Building STEM Toys
- HAPPYPOP Train Gifts for Boys, Kids, Teens - Enthusiasts and Lovers, Funny Railroad Socks, Stocking Stuffers

---

## 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.com.br/products/341341751-stem-building-projects-model-train-set-toys-for-boys-kids](https://www.desertcart.com.br/products/341341751-stem-building-projects-model-train-set-toys-for-boys-kids)

---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-08-25*