---
product_id: 295981987
title: "Human ARM Muscles Working Model- DO-IT-Yourself KIT for Girls & Boys- Science FAIR School Model- STEM Learning Activity- Biology Working Educational Toy - LAB Model"
brand: "the curious brain"
price: "AR$40590"
currency: ARS
in_stock: true
url: https://www.desertcart.com.ar/products/295981987-human-arm-muscles-working-model-do-it-yourself-kit-girls
store_origin: AR
region: Argentina
---

# 60 min build time Eco-friendly premium pine wood 19 precision puzzle pieces Human ARM Muscles Working Model- DO-IT-Yourself KIT for Girls & Boys- Science FAIR School Model- STEM Learning Activity- Biology Working Educational Toy - LAB Model

**Brand:** the curious brain
**Price:** AR$40590
**Availability:** ✅ In Stock

## Summary

> 💪 Build, Learn, and Flex Your STEM Skills!

## Quick Answers

- **What is this?** Human ARM Muscles Working Model- DO-IT-Yourself KIT for Girls & Boys- Science FAIR School Model- STEM Learning Activity- Biology Working Educational Toy - LAB Model by the curious brain
- **How much does it cost?** AR$40590 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/295981987-human-arm-muscles-working-model-do-it-yourself-kit-girls)

## Best For

- the curious brain enthusiasts

## Why This Product

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

## Key Features

- • **Sustainable & Safe:** Crafted from non-toxic, splinter-free pine wood that parents trust
- • **Hands-On STEM Mastery:** Build a working arm muscle model and grasp biology like never before
- • **Perfect for Ages 6-14:** Designed for curious young minds with easy, step-by-step instructions
- • **Long-Lasting Engagement:** Multiple gameplay modes and extended learning time for maximum value
- • **No Batteries, All Brainpower:** Mechanical muscle movement powered by clever design, no electronics needed

## Overview

This DIY Human Arm Muscles Working Model is a premium STEM educational kit designed for kids aged 6-14. Featuring 19 puzzle pieces made from eco-friendly pine wood, it offers a 60-minute modular assembly that demonstrates muscle mechanics without batteries. Trusted by parents and perfect for science fairs, it combines hands-on learning with sustainable materials for a safe, engaging biology experience.

## Description

Human ARM Muscles Working Model- DO-IT-Yourself KIT for Girls & Boys- Science FAIR School Model- STEM Learning Activity- Biology Working Educational Toy - LAB Model

## Features

- Best Gift for 6-14 yr girls & boys: Build, Play, Learn,BUILD TIME: 60 min,STEM Concepts: Biology Anatomy working
- Great Value For Money: Longer Constructive Activity,Multiple Gameplays,Core STEAM Learning and Superior Engagement Time Per Rupee than other DIY toys
- Easy,Age-Apt Instruction Book: One-Step-Per-Page, Big Pictures, MODULAR ASSEMBLY for self-paced construction. Minimal adult involvement
- Eco-Friendly, Sustainable: Imported Premium Pine Wood.
- Trusted By Parents, Loved By Children SCIENCE LAST 12 YEAR. Non-Toxic & Safe. Exceeds safety standards

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Educational Objective(s) | STEM |
| Model Number | BIOWORK1 |
| Number of Puzzle Pieces | 19 |
| Assembly Required | Yes |
| Batteries Required | No |
| Batteries Included | No |
| Material Type(s) | Engineered Wood |
| Colour | Multicolor |
| Product Dimensions | 16 x 16 x 18 cm; 350 g |
| Item model number | BIOWORK1 |
| Manufacturer recommended age | 5 - 18 years |
| Manufacturer | THE CURIOUS BRAIN® |
| Country of Origin | India |
| Item Weight | 350 g |

## Product Details

- **Brand:** THE CURIOUS BRAIN
- **Theme:** Science
- **Age Range (Description):** 5 TO 18 YEAR
- **Item dimensions L x W x H:** 16 x 16 x 18 Centimeters
- **Item Weight:** 350 Grams

## Images

![Human ARM Muscles Working Model- DO-IT-Yourself KIT for Girls & Boys- Science FAIR School Model- STEM Learning Activity- Biology Working Educational Toy - LAB Model - Image 1](https://m.media-amazon.com/images/I/61m23UNVXDL.jpg)

## Frequently Bought Together

- THE CURIOUS BRAIN® Human ARM Muscles Working Model- DO-IT-Yourself KIT for Girls & Boys- Science FAIR School Model- STEM Learning Activity- Biology Working Educational Toy - LAB Model
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**Shop now:** [https://www.desertcart.com.ar/products/295981987-human-arm-muscles-working-model-do-it-yourself-kit-girls](https://www.desertcart.com.ar/products/295981987-human-arm-muscles-working-model-do-it-yourself-kit-girls)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-02-22*