• Potato Battery Clock Science Kit connected to two potatoes in a hands-on electricity experiment.
  • Potato Battery Clock Science Kit powering a digital clock with two potatoes and metal electrodes.
  • Potato Battery Clock Science Kit components with digital clock, wires, four metal electrodes and clear holder.
  • Top view of two potatoes connected with metal electrodes and wires to power a digital clock.
  • Teen learner building a potato battery STEM experiment with electrodes, wires and a digital clock.
  • Close-up of the Potato Battery Clock Science Kit with digital clock, wires, metal electrodes and clear holder.
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Potato Battery Clock Science Kit

Potato Battery Clock Science Kit

Turn everyday potatoes into a hands-on electricity experiment.
€19,99
€29,99 €19,99
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Electricity
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Build &
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STEM
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✅ Description

Turn everyday potatoes into a hands-on electricity experiment. The Potato Battery Clock Science Kit uses metal electrodes and a simple circuit to demonstrate how a chemical reaction can generate electrical energy and power a small digital clock.

A practical, screen-free STEM activity for exploring electricity, circuits, electrodes and energy transformation through hands-on experimentation.

Recommended age: 14+.

Potatoes or other fruit and vegetables used for the experiment are not included.

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Delivery estimates after shipment:

  • Europe & UK: 7-14 business days,
  • USA & Canada: 7-18 business days,
  • Australia: 7-18 business days,
  • Rest of the world: 14-20 business days.

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Teen learner building a potato battery STEM experiment with electrodes, wires and a digital clock.

Turn a Potato Into a Working Battery

What if an everyday potato could generate enough electricity to power a digital clock?

Build the circuit, connect the electrodes and watch science come to life with a hands-on experiment that turns an everyday ingredient into a surprising source of electrical energy.

Top view of two potatoes connected with metal electrodes and wires to power a digital clock.

See Electricity Come to Life

Instead of simply reading about electricity, build the experiment and observe the result for yourself.

By connecting the electrodes and completing the circuit, learners can explore how a chemical reaction produces electrical energy — while discovering concepts such as electrodes, circuits and energy transformation through hands-on experimentation.

Potato Battery Clock Science Kit components with digital clock, wires, four metal electrodes and clear holder.

Build It. Test It. Discover Why It Works.

Turn science into something you can build with your own hands.

Assemble the experiment, test the connections and observe how everyday materials can become part of a working electrical circuit. It’s an engaging way to encourage curiosity, experimentation and active STEM learning — away from screens.

Recommended age: 14+.

Potato Battery Clock Science Kit powering a digital clock with two potatoes and metal electrodes.

Ready to Power Your First Experiment?

Turn an everyday potato into a hands-on science experiment and discover electricity through building, testing and observation.

Connect the components, complete the circuit and see the included digital clock come to life.

Start Experimenting

How Does a Potato Battery Work?

A potato battery works through an electrochemical reaction between two different metal electrodes and the liquid inside the potato.

When the electrodes are connected in a circuit, this chemical process can produce a small electrical current. Connect multiple cells correctly and there can be enough electrical energy to power the kit’s digital clock.

It’s a simple way to explore an important STEM concept: chemical energy can be transformed into electrical energy.

FAQ — Potato Battery Clock Science Kit

Are potatoes included with the kit?

No. Potatoes, fruit or vegetables used to perform the experiment are not included.

What age is the Potato Battery Clock Science Kit recommended for?

The kit is recommended for ages 14+.

Does the experiment really power the digital clock?

Yes. When the experiment is assembled and connected correctly, the electrochemical reaction can generate a small electrical current capable of powering the included digital clock.

What can learners explore with this experiment?

The activity introduces concepts including electrodes, simple electrical circuits, electrochemical reactions and the transformation of chemical energy into electrical energy.

Can materials other than potatoes be used?

The experiment is designed around the potato-battery concept. Other suitable materials may produce an electrical response, but results can vary depending on the material and experimental setup.

Bring Electricity to Life

Build the circuit, explore how chemical energy becomes electrical energy and experience the satisfaction of seeing your experiment power a digital clock.

A hands-on, screen-free STEM experiment for curious learners ages 14+.

Start Experimenting