---
product_id: 148188923
title: "16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver"
brand: "rvm toys"
price: "€ 18.17"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/148188923-16-in-1-metal-puzzles-brain-teaser-challenge-set-iq
store_origin: SK
region: Slovakia
---

# 16 Metal Puzzles IQ Development Safety Certified 16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver

**Brand:** rvm toys
**Price:** € 18.17
**Availability:** ✅ In Stock

## Summary

> 🧩 Unlock the Fun—Where Every Twist is a New Challenge!

## Quick Answers

- **What is this?** 16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver by rvm toys
- **How much does it cost?** € 18.17 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/148188923-16-in-1-metal-puzzles-brain-teaser-challenge-set-iq)

## Best For

- rvm toys enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Crafted from heavy-duty 4.5 stainless steel for endless fun without wear and tear.
- • **Cultural Connection:** Experience traditional Chinese culture while enhancing your problem-solving skills.
- • **Safe Play for Everyone:** Smooth edges ensure safe handling for kids and adults alike.
- • **Perfect Gift for All Ages:** Ideal for birthdays, holidays, or just because—fun for ages 5 to 105!
- • **Unleash Your Inner Genius:** Challenge your mind with 16 intricate puzzles designed for all ages!

## Overview

The RVM Toys 16 in 1 Metal Puzzles Brain Teaser Challenge Set is a versatile and engaging intellectual toy designed for both kids and adults. With 16 unique puzzles made from durable stainless steel, this set promotes cognitive development, creative thinking, and problem-solving skills. Safety is paramount, as all pieces feature smooth edges and comply with international toy safety standards. Perfect for solo or group play, this set is an excellent gift choice for any occasion.

## Description

16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver

## Features

- Metal Brain Teaser 16 Sets for Kids and Adults - All the coils and blocks are smooth and have NO SHARP EDGES for endless play without getting hurt. The links are made from heavy-duty 4.5 stainless steel that doesn’t easily bend or break even when thrown or stepped on. Players can’t force them open so there is no chance of cheating. It has also passed the ASTM F963 International Toy Safety Standards and guarantees it’s top-notch quality.
- Classical Intellectual Disentanglement Toy Game rank from fairly simple to difficult specially designed for kids and adults to stimulate the potential of thinking, develop intelligence and practice manipulative ability.
- This Metal Teasers Puzzle look simple, but contains lots of mysteries, definitely a good choice to exercise brains, improve problem solving abilities, relieve pressure at any leisure time or send as a gift to your friends.
- Metal brain teaser puzzle condenses with traditional Chinese culture and they are quite interesting to creative thinking and improve both your IQ and EQ.
- 3D Coil Cast IQ Logic Educational Wire Chain Solutions - Great gift for boys, girls, men, and women ages 5 to 105. The perfect size makes it easy for small and large hands to play comfortably. Everyone can enjoy these unique novelty gifts, from children, teens, and adults. Can be played by a single player or a group. Give as gifts for birthdays, Halloween, Christmas, as well as party favors. Caution, not suitable for kids 5 years old and below.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Educational Objective(s) | Memory Skill, Creative Thinking, Color Recognition |
| Number of Puzzle Pieces | 16 |
| Assembly Required | No |
| Batteries Required | No |
| Batteries Included | No |
| Material Type(s) | Metal |
| Colour | Silver |
| Product Dimensions | 24 x 19 x 2.5 cm; 320 g |
| Item part number | 16IN1METALPUZZLE |
| Manufacturer recommended age | 5 years and up |
| Manufacturer | RVM Toys |
| Country of Origin | China |
| Item Weight | 320 g |

## Product Details

- **Brand:** RVM Toys
- **Puzzle type:** Disentanglement
- **Minimum Manufacturer Age  Recommended:** 60.00
- **Number of Pieces:** 16
- **Product Dimensions:** 30L x 10W Centimeters

## Images

![16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver - Image 1](https://m.media-amazon.com/images/I/51hU+gElKLL.jpg)
![16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver - Image 2](https://m.media-amazon.com/images/I/61YPqQmComL.jpg)
![16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver - Image 3](https://m.media-amazon.com/images/I/61DLtpPvqmL.jpg)
![16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver - Image 4](https://m.media-amazon.com/images/I/61Fe8Y1WGIL.jpg)
![16 in 1 Metal Puzzles Brain Teaser Challenge Set IQ Busters Intellectual Toy for Kids and Adult Design 1 - Silver - Image 5](https://m.media-amazon.com/images/I/61agGJ5QkhL.jpg)

## Available Options

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

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-07*