---
product_id: 447754109
title: "NATIONAL GEOGRAPHIC Battery Making Kit - Potato Clock and Penny Powered Flashlight Science Kit, 2 Electricity STEM Projects for Kids, Electrical Circuit Toy for Boys and Girls (Amazon Exclusive)"
brand: "blue marble"
price: "€ 75.59"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/447754109-national-geographic-battery-making-kit-potato-clock-and-penny-powered
store_origin: NL
region: Netherlands
---

# detailed STEM learning guide DIY potato battery with voltmeter coin-powered flashlight circuit NATIONAL GEOGRAPHIC Battery Making Kit - Potato Clock and Penny Powered Flashlight Science Kit, 2 Electricity STEM Projects for Kids, Electrical Circuit Toy for Boys and Girls (Amazon Exclusive)

**Brand:** blue marble
**Price:** € 75.59
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Up Playtime with Science That Shines Bright!

## Quick Answers

- **What is this?** NATIONAL GEOGRAPHIC Battery Making Kit - Potato Clock and Penny Powered Flashlight Science Kit, 2 Electricity STEM Projects for Kids, Electrical Circuit Toy for Boys and Girls (Amazon Exclusive) by blue marble
- **How much does it cost?** € 75.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/447754109-national-geographic-battery-making-kit-potato-clock-and-penny-powered)

## Best For

- blue marble enthusiasts

## Why This Product

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

## Key Features

- • **Complete DIY Kit:** All components included except potatoes—easy-to-follow instructions get kids building and experimenting instantly.
- • **STEM Learning Made Fun:** Engage with award-winning experiments that turn complex electrical engineering into kid-friendly discovery.
- • **Innovative Coin Battery:** Create a working flashlight powered by copper, magnesium, and cardboard 'coins'—watch science light up!
- • **Inspires Future Innovators:** Perfect for curious kids 8+, this kit sparks creativity and a lifelong passion for science and technology.
- • **Hands-On Electricity Mastery:** Build a real potato clock and measure voltage with included voltmeter—no batteries needed!

## Overview

The National Geographic Battery Making Kit offers two exciting STEM projects—a potato clock with a voltmeter and a coin-powered flashlight—designed to teach kids aged 8+ the fundamentals of electricity and circuits through hands-on, award-winning experiments. This all-in-one kit includes all necessary components (except potatoes) and a detailed learning guide, making it an engaging educational tool that inspires curiosity and creativity in young minds.

## Description

NATIONAL GEOGRAPHIC Battery Making Kit - Potato Clock and Penny Powered Flashlight Science Kit, 2 Electricity STEM Projects for Kids, Electrical Circuit Toy for Boys and Girls (Amazon Exclusive)

## Features

- POTATO BATTERY KIT - This STEM science kit teaches kids about electricity with the components they need to build a DIY potato clock with voltmeter. Easy-to-follow instructions let kids get started right away, all they need is two potatoes!
- COIN POWERED FLASHLIGHT - The science experiments for kids in this kit continue with an amazing penny flashlight. Kids will construct a battery with the included "coins" and see the electric circuit come to life when they turn on the flashlight.
- ASTOUNDING SCIENCE EXPERIMENTS - This combination of STEM labs give kids the chance to learn about electrical engineering in a fun, hands-on, and memorable way. This is a great science gift for any curious kid that loves to build and explore!
- SO MUCH TO LEARN - Not only will kids make a battery and a complete electrical circuit, they'll also learn why these things work. Our detailed learning guide provides fascinating insight into the science of electricity, circuits, and more.
- AWARD-WINNING PRODUCTS - Blue Marble, winner of the Toy Association's prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 25.5 x 18.49 x 5.51 cm; 358 g |
| Manufacturer recommended age | 8 years and up |
| Item model number | NGBATCOMBO |
| Educational Objective(s) | Learn About Electrical Engineering |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| tech_spec_battery_description_toys | Homemade |
| Material Type(s) | Multiple |
| Remote Control Included? | No |
| Color | Multicolor |
| Release date | 26 July 2021 |
| ASIN | B0984Q8X96 |

## Product Details

- **Size:** One Size
- **Brand:** Blue Marble
- **Theme:** Science
- **Age range (description):** 8 years and up
- **Item dimensions L x W x H:** 25.5 x 18.5 x 5.5 centimeters

## Images

![NATIONAL GEOGRAPHIC Battery Making Kit - Potato Clock and Penny Powered Flashlight Science Kit, 2 Electricity STEM Projects for Kids, Electrical Circuit Toy for Boys and Girls (Amazon Exclusive) - Image 1](https://m.media-amazon.com/images/I/81C7fFW2zQL.jpg)

## Available Options

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

## Questions & Answers

**Q: We got the kit and cannot find the crystal growing chamber. What does it look like?**
A: The growing chamber is a large silicone cup.  If your kit arrived without this item, please contact us directly at help@natgeotoys.com where we can assist you further.

**Q: Are there directions in Spanish?**
A: Our instructions are currently translated into French, English, German, Spanish and Chinese.

**Q: Our plaster set while we were mixing it as well. Would there be anyway to get more plaster? Could you post a link to directly contact you?**
A: We are sorry to hear your plaster set too quickly.  For replacement plaster please contact us directly using the contact information on the bottom of your box, or at the end of your instruction booklet.

**Q: Does anybody have like, pdf's of the original box? Ours came in the lame cardboard box, would love to print pictures of it.**
A: The cardboard box sis the outer shipper so shipping labels are not placed on the colored box.  Please open the colored box to reveal the colored box inside.  For further assistance please contact us at help@natgeotoys.com

## Frequently Bought Together

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-25*