---
product_id: 172706660
title: "STEM Building Toy for 7-12 Year Old Boys - 7-in-1 Models Kids Love to Build and Play - 171Pcs Construction Set with Engineering Activity Kit - Best Birthday Gift Toy"
brand: "zingywise"
price: "¥12749"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/172706660-stem-building-toy-for-7-12-year-old-boys-7
store_origin: JP
region: Japan
---

# 171-piece mega set 7 unique buildable models STEM skill booster STEM Building Toy for 7-12 Year Old Boys - 7-in-1 Models Kids Love to Build and Play - 171Pcs Construction Set with Engineering Activity Kit - Best Birthday Gift Toy

**Brand:** zingywise
**Price:** ¥12749
**Availability:** ✅ In Stock

## Summary

> 🚀 Build brilliance, one piece at a time!

## Quick Answers

- **What is this?** STEM Building Toy for 7-12 Year Old Boys - 7-in-1 Models Kids Love to Build and Play - 171Pcs Construction Set with Engineering Activity Kit - Best Birthday Gift Toy by zingywise
- **How much does it cost?** ¥12749 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/172706660-stem-building-toy-for-7-12-year-old-boys-7)

## Best For

- zingywise enthusiasts

## Why This Product

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

## Key Features

- • **Durable & Safe Design:** Crafted with shatter-resistant, smooth-edged materials and stored in a sturdy carry case for worry-free fun anywhere.
- • **STEM Skills in Action:** Enhance spatial awareness, problem-solving, and fine motor skills through engaging, screen-free play.
- • **Build 7 Exciting Models:** From cars to helicopters, empower your child to construct diverse vehicles that spark imagination and hands-on learning.
- • **Mega 171-Piece Engineering Kit:** Unlock endless creativity with a comprehensive 7-in-1 mechanical building set plus 25 spare parts for extra challenges.
- • **Perfect Gift for Future Innovators:** Ideal for birthdays or holidays, this kit inspires young engineers aged 7-12 to build, learn, and play with confidence.

## Overview

This 171-piece STEM building toy set offers kids aged 7-12 a hands-on engineering experience with 7 different vehicle models to build. Designed to boost creativity, problem-solving, and motor skills, it comes in a durable, easy-to-store case and includes a 1-year warranty for safe, long-lasting play.

## Description

STEM Building Toy for 7-12 Year Old Boys - 7-in-1 Models Kids Love to Build and Play - 171Pcs Construction Set with Engineering Activity Kit - Best Birthday Gift Toy

## Features

- MEGA 171PC SET: Our engineering kit for kids now features a 7-in-1 mechanical building set, BONUS MODEL to the kit for an added challenge to small builders and 25 spare parts.
- 7 MODEL CARS TO BUILD: Looking for STEM activities for kids ages 5-7? Our craft kits for kids give children the power to build a car, airplane, motorcycle, helicopter, tractor, forklift, & buggy for even more mind-enhancing fun.
- BEST GIFTS FOR KIDS: Birthday or holiday, this erector set for boys 6-12 makes a gift they’ll cherish. All pieces are packed in a sturdy plastic box with a handle for safe storage.
- SHARPEN THEIR MINDS: From creativity to imagination, spatial awareness to problem-solving, fine motor skills to patience, these stem projects for kids ages 8-12 help little ones unlock their cognitive potential.
- 1-YEAR WARRANTY: Smooth edges meet shatter-resistant material to make creative toys for boys and girls that are safe yet durable. Click ‘Add to Cart’ now to get these engineer toys for kids with confidence!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 2.1 Pounds |
| Item Dimensions | 10.5 x 6.5 x 5.3 inches |
| Number of Pieces | 171 |
| Theme | stem learning toy for boys and girls models kids to build and play 7-in-1 set This STEM activities for kids building blocks erector set for boys 6-12 very fun construction set with engineering activity kit educational toy ideal STEM toy for 6 7 8 9 year old best gift for birthday |
| Color | Multicolor |
| Manufacturer Minimum Age (MONTHS) | 84.00 |
| Special Features | Flexible easy storage non toxic |
| Toy Building Block Type | Interlocking Toy Building Block |
| Educational Objective | improve motor skills coordination logical thinking problem solving imagination creativity teamwork |
| Material Type | Plastic |

## Images

![STEM Building Toy for 7-12 Year Old Boys - 7-in-1 Models Kids Love to Build and Play - 171Pcs Construction Set with Engineering Activity Kit - Best Birthday Gift Toy - Image 1](https://m.media-amazon.com/images/I/91Ix2JMtwdL.jpg)

## Questions & Answers

**Q: Why for boys?**
A: Dear deb
We're glad you chose Zingywise Toy, Our toy is suitable for boys and girls aged 7+ as well.
age 5 and 6 should be supervised by an adult while playing.

**Q: How do i contact someone for replacement parts?**
A: Dear matthias Thanks for buying our product, i love to help u , for replacement parts in page 3 in assembly booklet has a list of the parts with letters with a number (JR-Z4), you will send us an email with the address and the letter with the number of the part and we will send you as soon as possible the lost parts

**Q: Is there any PDF version of the building guide?**
A: hi EMMER
Yes we have an assembly guide for a color full product in a PDF file.
Because of Amazon's rules we cannot forward you to an outside website.
Please contact us through the message center and we will send it to you.
Thank you

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.jp/products/172706660-stem-building-toy-for-7-12-year-old-boys-7](https://www.desertcart.jp/products/172706660-stem-building-toy-for-7-12-year-old-boys-7)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-26*