---
product_id: 70216607
title: "Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office"
brand: "siammandalay"
price: "¥6792"
currency: JPY
in_stock: true
reviews_count: 13
category: "Siam Mandalay"
url: https://www.desertcart.jp/products/70216607-hidden-passage-wooden-brain-teaser-puzzle-by-siammandalay-genius-stem
store_origin: JP
region: Japan
---

# 12-piece Interlocking Lock Puzzle Premium Monkeypod Wood 100% Handmade & Eco-friendly Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office

**Brand:** siammandalay
**Price:** ¥6792
**Availability:** ✅ In Stock

## Summary

> 🧩 Unlock your genius with timeless, eco-chic brain teasers!

## Quick Answers

- **What is this?** Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office by siammandalay
- **How much does it cost?** ¥6792 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/70216607-hidden-passage-wooden-brain-teaser-puzzle-by-siammandalay-genius-stem)

## Best For

- siammandalay enthusiasts

## Why This Product

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

## Key Features

- • **Sustainable Luxury:** Made from premium, fair-trade monkeypod wood with holistic, eco-friendly processes—no plastics or synthetics.
- • **Office-Ready Statement:** Compact 2.25" cube, perfect as a sophisticated desk accent that sparks conversation and creativity.
- • **Timeless Craftsmanship:** Handcrafted by master artisans using traditional techniques for a luxe tactile experience.
- • **Lifetime Puzzle Promise:** Break it? We replace it free—guaranteed for life, because quality is non-negotiable.
- • **Brain-Boosting Challenge:** Intermediate 12-piece lock puzzle designed to sharpen STEM problem-solving skills for ages 13+.

## Overview

The Hidden Passage Wooden Brain Teaser by SiamMandalay is a handcrafted, eco-friendly 12-piece interlocking puzzle made from premium monkeypod wood. Designed for intermediate skill levels, it serves as both a stimulating STEM educational toy and a stylish, sustainable desk accessory. Backed by a lifetime guarantee, this compact 2.25-inch cube blends traditional craftsmanship with modern problem-solving fun for teens and adults alike.

## Description

Free delivery and returns on eligible orders. Buy Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office at desertcart UK.

Review: Ann - Nice little puzzle. I didn't find this one too difficult to work out. Enjoyed doing it.
Review: Interesting but testing - Good fun. Saw one at a waiting room and thought it would be a good party piece at home.

## Features

- DELUXE QUALITY: Luxurious feel and delicately hued toned, hand crafted by the finest master craftsmen using only time-honored traditional methods and techniques.
- LIFETIME GUARANTEE: The hallmark of all SiamMandalay wooden puzzles. If it breaks - ever. We will send you a new one. Absolutely Free.
- HANDMADE & FULLY ORGANIC: Run on a fair trade policy using premium grade monkeypod wood using only holistic and eco-friendly processes.
- LOOK FOR THE SYMBOL OF AUTHENTICITY: As the leading provider of high-quality wooden puzzles our products are often copied by lower grade manufacturers. Look for our logo on each puzzle to ensure you have an original SiamMandalay premium wooden puzzle.
- DIMENSIONS: 2.25" x 2.25" x 2.25"

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00O4D6D1E |
| Age Range Description | 168 months to 1200 months |
| Best Sellers Rank | 107,312 in Toys & Games ( See Top 100 in Toys & Games ) 719 in 3-D Puzzles |
| Brand | SiamMandalay |
| Brand Name | SiamMandalay |
| Colour | Brown |
| Country Of Origin | Thailand |
| Customer Reviews | 4.5 out of 5 stars 777 Reviews |
| Educational Objective | Problem Solving Skill |
| Included Components | Accessory |
| Indoor Outdoor Usage | Indoor |
| Is Assembly Required | No |
| Item Dimensions | 5.7 x 5.7 x 0.1 centimetres |
| Item Dimensions L x W | 5.7L x 5.7W centimetres |
| Item Shape | Square |
| Item Weight | 0.15 Pounds |
| Manufacturer | SiamMandalay |
| Manufacturer Minimum Age (MONTHS) | 156.00 |
| Manufacturer Part Number | WG-983 |
| Manufacturer recommended age | 13 - 20 years |
| Material Type | Wood |
| Material Type Free | No plastic, no metal, no synthetic fabrics |
| Model Number | WG-983 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 12 |
| Number of Players | 1 |
| Number of pieces | 12 |
| Operation Mode | Manual |
| Play Activity Location | Tabletop |
| Power Source | manual |
| Product Style | rustic |
| Product dimensions | 5.7L x 5.7W centimetres |
| Puzzle Type | Lock |
| Puzzle type | Lock |
| Size | S |
| Skill Level | Intermediate |
| Special Features | Handmade |
| Subject Character | SiamMandalay |
| Theme | Building |
| UPC | 793631143054 624137105515 |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** SiamMandalay
- **Cartoon character:** SiamMandalay
- **Educational objective:** Problem Solving Skill
- **Included components:** Accessory
- **Manufacturer Minimum Age (MONTHS):** 156.00
- **Material:** Wood
- **Number of pieces:** 12
- **Product dimensions:** 5.7L x 5.7W centimetres
- **Puzzle type:** Lock
- **Theme:** Building

## Images

![Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office - Image 1](https://m.media-amazon.com/images/I/51NWFKzg9yL.jpg)
![Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office - Image 2](https://m.media-amazon.com/images/I/61hIBgb0VdL.jpg)
![Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office - Image 3](https://m.media-amazon.com/images/I/617KdWmjbML.jpg)
![Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office - Image 4](https://m.media-amazon.com/images/I/61lWpN2p2AL.jpg)
![Hidden Passage: Wooden Brain Teaser Puzzle by SiamMandalay. Genius STEM Skill Builder Interlocking Game. Educational Problem Solving Toy for Kids and Adults. Handmade Corporate Desk Accent for Office - Image 5](https://m.media-amazon.com/images/I/610CLkROETL.jpg)

## Questions & Answers

**Q: Is there a space inside this where you could hide a small gift?**
A: Hi, I don't think there was a space in this puzzle.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Ann
*by A***N on 9 August 2024*

Nice little puzzle. I didn't find this one too difficult to work out. Enjoyed doing it.

### ⭐⭐⭐⭐⭐ Interesting but testing
*by F***R on 19 October 2025*

Good fun. Saw one at a waiting room and thought it would be a good party piece at home.

### ⭐⭐⭐⭐ Hasn't been opened yet
*by M***E on 1 April 2022*

The puzzle hasn't been tried out yet because it's a birthday gift but it looks just fine.

## Frequently Bought Together

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-25*