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Hand battery

How to make a battery with just your hands and two different pieces of metal

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Hits: 3563

How Batteries Work

A description of how Batteries work from

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Hits: 1730

Stored Energy and Batteries

A clear explanation of how energy is stored inside batteries.

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Hits: 1591

Lemon Power

Turn a couple of lemons into a battery with this experiment.

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Hits: 2603


A short page talking about how car batteries work.

Visit Accumulator



Hits: 4158

Electricity Analogy

Flash animation of how electricity works using bread vans as electrons, a bakery as the battery and a supermarket as a bulb or buzzer.

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Hits: 657

Rechargeable cells

An annotated diagram from How It Works looking at rechargeable batteries.

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Hits: 524

Fun Science gallery

Here you will find instructions showing you how to build scientific equipments from relatively cheap materials. Projects include instructions for making telescopes, microscopes, batteries, sidereal ...

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Hits: 4763

OHMZONE Circuit builder

Create a circuit by dragging components (battery, bulbs, wires, resistors, voltmeter, ammeter) on to a circuit board. You can use the ammeter and voltmeter to check the current and voltage at ...

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Hits: 7576


Voltage Divider

The two resistor voltage divider is used often to supply a voltage different from that of an available battery or power supply. In application the output voltage depends upon the resistance of the ...

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Hits: 3940


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