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Conductivity Tester - Cat# 80-54-3390


MudWatt Science Fair Pack - Cat# 80-MW10041

MudWatt Classic Kit - Cat# 80-MW10021

Product Number: 80-MW10021

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Quick Overview

MudWatt Classic Kit - Cat# 80-MW10021

Availability: In stock

  • Buy 2 for CA$76.00 each and save 5%


That classic dirt-power experience you know and love!

The MudWatt Classic Kit lets you track the growth of your electric bacteria colony with the blinker circuit and MudWatt Explorer App AND lets you power a clock and thermometer with your microbes. The Classic Kit comes with everything you need except the soil, so dig in and get dirty!

Kit Includes:

  • MudWatt ANODE
  • 1 MudWatt CATHODE
  • 1 MudWatt VESSEL
  • 1 MudWatt HACKER PACK
  • 1 Educational/Instruction Booklet
  • 1 Pair of Black Nitrile Gloves
  • MudWatt Explorer App (available on iTunes and Google Play)

You Provide:

  • Soil

Common to all MudWatt Kits

The MudWatt is a fun and educational science kit that uses the natural micro-organisms found in soil to generate electricity. 

Within a few days, the MudWatt’s LED light will start to blink using the power generated by bacteria within your dirt. Within a week, you’ll be able to power a digital clock and thermometer - no batteries needed!

  • Experiment with different types of dirt (and things in your refrigerator) to see which are most powerful through open-ended scientific investigation.
  • Track the growth of your MudWatt's power and bacteria population and unlock new chapters of a comic with the free MudWatt Explorer App (available on iTunes and Google Play)!
  • Dig deep into the science with tons of lesson plans and otherEDUCATIONAL RESOURCES available for classrooms and science fairs!

Enjoy discovery with one of the most creative, interdisciplinary STEM educational toys for the modern world: microbiology, chemistry, and electrical engineering all in one kit!


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We completely understand if you cannot receive a shipment at the moment. NOT TO WORRY, we can hold your order to ship at a later date OR send it to your residence.

We can also tailor-make Home Learning Educational Kits for your students and ship them directly to their residence.


Our showroom and warehouse are OPEN! If you feel more comfortable with curbside pick-up that option is still readily available too!

You can place an order online or call our toll free line 1-800-263-3556 OR local (GTA) 905-731-6944 to speak to our Kidder team. We are available 9am to 5pm EST Monday to Friday.

Feel free to also reach us at our general inbox info@kidder.ca if you have any questions or require a quote.