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4M Potato Clock DIY Green Science Chemistry Engineering Lab - STEM Toys Educational Gift for Kids & Teens, Girls & Boys, Brown

4.4 4.4 out of 5 stars 1,396 ratings
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Potato Clock

Purchase options and add-ons

Size original
Brand 4M
Theme STEAM
Age Range (Description) Kid
Item Dimensions LxWxH 4 x 3.25 x 2.5 inches

About this item

  • The Potato Clock uses a pair of ordinary spuds to power a digital clock.
  • This kit includes a digital clock, wires and prongs; two potatoes are all that's needed to create a working clock.
  • This kit is ideal for young science enthusiasts, and offers a valuable lesson on the transformative power of green science.
  • Detailed assembly instructions included.
  • No batteries required.
  • Challenge your child's imagination with 4M toys and kits.
  • 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more.

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4M Potato Clock DIY Green Science Chemistry Engineering Lab - STEM Toys Educational Gift for Kids & Teens, Girls & Boys, Brown


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Product Description

Product Description

The 4M Potato Clock teaches young minds the value of green energy in an illuminating way. The Potato Clock uses a pair of ordinary spuds to power a digital clock. This kit includes a digital clock, wires and prongs; two potatoes are all that's needed to create a working clock. This kit is ideal for young science enthusiasts, and offers a valuable lesson on the transformative power of green science. Detailed assembly instructions included. No batteries required.

From the Manufacturer

You may know potatoes as a good source of potassium, but did you know they can be used to power an alarm clock? This kit contains a digital clock, instructions and everything you need (minus the spuds) to run it.

Important information

Safety Information

Choking Hazard - Small Parts


From the manufacturer

4M potato clock, 4m green science

About 4M

4M educational toys cover a wide range of subjects and include science kits, arts and crafts kits, robotics kits, and more. Each toy is creative, imaginative, inspiring--and most of all, fun! They encourage your child's inquisitive nature while teaching them to explore the world around them.

4M Green Science Potato Clock

Learn about the fascinating world of green energy in a fun, hands-on way.

The 4M Potato Clock teaches young minds the value of green energy in an illuminating way. The Potato Clock uses a pair of ordinary spuds to power a digital clock. This kit includes a digital clock, wires and prongs; two potatoes are all that's needed to create a working clock. This kit is ideal for young science enthusiasts, and offers a valuable lesson on the transformative power of green science. Detailed assembly instructions included. No batteries required.

  • Explore the fascinating world of green science
  • The Potato Clock uses a pair of ordinary spuds to power a digital clock.
  • This kit includes a digital clock, wires and prongs; two potatoes are all that's needed to create a working clock.
  • This kit is ideal for young science enthusiasts, and offers a valuable lesson on the transformative power of green science.
  • Recommended for ages 5 and up
  • Accredited by STEM.ORG the leader in credentialing of STEM toys, games and educational resources.

SCIENCE KITS FOR KIDS, GREEN SCIENCE, STEM KITS, STEM TOYS, 4M, TOYSMITH, TOYS

potato clock

GREEN SCIENCE, 4M GREEN SCIENCE

Explore the World of Green Energy

This kit includes a digital clock, wires and prongs; two potatoes are all that's needed to create a working clock.

Science of a Toy

You may know potatoes as a good source of potassium, but did you know they can be used to power an alarm clock?

Better Together

What's better than one project? How about an afternoon of them? Mix 4M Green Science Kits and provide hours of enrichment through discovery, collecting, and play.

awards, STEM, STEM Toys, 4M, Science Toys, Science Kits STEAM

The 4M Brand is Recognized by STEM.org as a STEM Authenticated Brand

STEM.org is the longest continually-operating, privately held STEM education research and credentialing organization in America. Since 2001, its leadership has assisted with key initiatives that have been critical to the overall growth and proliferation of the movement, including early work on the 2005 STEM Congressional Caucus. Its team demonstrates the best in pedagogics / andragogics, supporting the world’s top brands, organizations and thousands of educators globally.

clean water science 4M Salt Powered Robot, 4m green science 4M weather science potato clock 4M solar system
4M Green Science Clean Water Science 4M Green Science Salt Powered Robot 4M Green Science Weather Science 4M Green Science Potato Clock 4M Green Science Solar System
Customer Reviews
4.3 out of 5 stars
4,120
4.3 out of 5 stars
4,120
4.3 out of 5 stars
4,120
4.4 out of 5 stars
1,396
4.4 out of 5 stars
3,808
Teaches Scientific Principles
Requires Assembly
Detailed Instructions Included
Batteries Required NO NO NO NO One AAA Battery (not included)
Recommended Age Ages 5 and Up Ages 5 and Up Ages 5 and Up Ages 5 and Up Ages 5 and Up

What's in the box

  • digital clock with wires, pots, cooper and zinc strips, connecting wire, transparent tapes
  • Product guides and documents

    Looking for specific info?

    Customer reviews

    4.4 out of 5 stars
    4.4 out of 5
    1,396 global ratings

    Customers say

    Customers like the ease of use of the science fundamentals kit. They mention that the instructions are very easy to understand and the product is easy for a child to put together. They also appreciate the fun aspect of the kit. However, some customers have reported durability issues with the basic kit being flimsy and cheaply made. They have also had issues with accuracy. Customers also differ on value, and performance.

    AI-generated from the text of customer reviews

    94 customers mention94 positive0 negative

    Customers find the science fundamentals kit fun to use and teach how an electrochemical cell works. They also say it's a good learning activity for kids interested in science. Customers also mention that the kit is easy to build and fun to build.

    "Everything you need for a simple and cool science experiment project! Did this with my daughter for her 5th grade science fair project!..." Read more

    "...Clear directions, all the parts. This is a great science experiment for younger or middle school-aged kids, and the adults will get a kick out of it..." Read more

    "...This kit was fun for her to open and help with some of the parts, She's not yet 8 but she was able to help with a few of the steps...." Read more

    "This was a fun kit for my kids and is still running more that 3 months later...." Read more

    76 customers mention53 positive23 negative

    Customers are mixed about the performance of the science fundamentals kit. Some mention that it works pretty well, and the clock actually works. However, others say that it didn't work at all, the motor didn''t working, and that the pump didn';t work.

    "...old used this to make a potato clock for school and he found it really useful and easy to use." Read more

    "...Our robot (which she named “Scooter”) turned out great. My daughter was thrilled and very proud of herself. A priceless experience...." Read more

    "...If the conductors touch inside the cup of soda, then the experiment does not work...." Read more

    "...granddaughter with her 5th grade science experiment and am amazed at how well this works. It has operated the LED clock for 6 days now...." Read more

    69 customers mention59 positive10 negative

    Customers find the science fundamentals kit easy to use. They mention the instructions are very easy to understand, simple, and easy for a child to put together. They also say the kit is all in one, making it easy to install and understand.

    "...to make a potato clock for school and he found it really useful and easy to use." Read more

    "This kit has everything you'll need in it except for the potatoes. Clear directions, all the parts...." Read more

    "...The instructions were very easy to follow and it was affordable." Read more

    "...Truly, once we looked over the peices and diagram, the instructions were easier to follow than I thought...." Read more

    27 customers mention27 positive0 negative

    Customers find the science fundamentals kit great for school projects and science fairs. They also say it's an educational science toy and an easy science fair project. Overall, customers recommend the kit to aspiring scientists and teachers.

    "This is an amazing activity to teach children about energy conversions and green sources of energy...." Read more

    "Great for science projects. It works!" Read more

    "Good for science Fair my son won the science fair with it now its in a different state" Read more

    "A great way to start learning about electricity. Very simple to build. Our 6 year old had it together and working in about 5 minutes...." Read more

    58 customers mention33 positive25 negative

    Customers are mixed about the value of the science fundamentals kit. Some mention it's worth the money, affordable, and an educational gimmick. However, others say it'll be a waste of money.

    "...A classic that worked out well! Worth the money!" Read more

    "...I bought 5 of them!!! Waste of my money!" Read more

    "...This is an inexpensive but educational gimmick that she still plays with now...." Read more

    "...My wife then binned it all over her hate of potato eyes. The clock was pretty cheap and difficult to set for my child and I. I think you could..." Read more

    31 customers mention5 positive26 negative

    Customers are dissatisfied with the durability of the science fundamentals kit. They mention that it is very fragile, cheaply made, and breaks easily. Some mention that the buttons are flimsy and delicate, and the twisted wire connections feel fragile.

    "...My only concern is the wires are very cheap and break easily...." Read more

    "...The wires are extremely poor quality too. They broke after two uses...." Read more

    "...Even the buttons are flimsy and very delicate. It’s either I bought a bad batch or its just the way it is." Read more

    "...The pictures and description don't mention that it comes with two low quality (think plastic Dixie cup) cups for holding potato pieces...." Read more

    23 customers mention3 positive20 negative

    Customers are dissatisfied with the accuracy of the science fundamentals kit. They mention that the clock doesn't keep time, is finicky, and constantly resets.

    "It was good for a moment. It keeps flickering. The time keeps going back to 12 when the apparatus is budged a little...." Read more

    "...I tried endlessly to get the connections to stay but the clock would constantly reset...." Read more

    "...if the potatoes or wires move at all after the clock is working, the clock resets, which was a little frustrating...." Read more

    "...It constantly loses the time once it’s set. If the clock were higher quality/better made I would give this a 5 star review." Read more

    So much fun!
    5 Stars
    So much fun!
    My kids loved turning pumpkins into a battery for a clock. If you don’t already follow Days With Grey you should!
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    Top reviews from the United States

    Reviewed in the United States on January 4, 2024
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    Reviewed in the United States on January 17, 2024
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    Customer image
    5.0 out of 5 stars So much fun!
    Reviewed in the United States on September 24, 2023
    My kids loved turning pumpkins into a battery for a clock. If you don’t already follow Days With Grey you should!
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    Top reviews from other countries

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    Subi
    5.0 out of 5 stars Interesting
    Reviewed in India on September 15, 2022
    Style: Potato ClockVerified Purchase
    Neurotv
    5.0 out of 5 stars Figo , il futuro è’ nella patata...
    Reviewed in Italy on March 11, 2021
    Style: Potato ClockVerified Purchase
    One person found this helpful
    Report
    MIRCEA
    1.0 out of 5 stars did not work
    Reviewed in Germany on February 22, 2021
    Style: Potato ClockVerified Purchase
    Amazon Customer
    5.0 out of 5 stars Five Stars
    Reviewed in the United Kingdom on July 12, 2018
    Style: Potato ClockVerified Purchase
    Mel
    4.0 out of 5 stars Powers alarm clock
    Reviewed in Australia on August 30, 2023
    Style: Potato ClockVerified Purchase