Get smart curated videos delivered to your inbox every week.      
The Kid Should See This

How do batteries work?

If you’ve ever used a flashlight, or changed the channel with a remote control, if you’ve ever recharged your electric car, or if you’re reading this on a smart device, then you know how useful batteries can be. But how do batteries work?

In this TED Ed by Adam Jacobson, we travel back to the late 1700s where a professional disagreement between Luigi Galvani and Alessandro Volta eventually led Volta to invent an early version of an electric battery.

Of course, today you might know Volta’s name from the words volt and voltage. Galvani is also honored for his contributions.

Watch this next: Circuit Playground: B is for Battery.

🌈 Watch these videos next...

A lemon-powered supercar and making the world’s largest lemon battery

Rion Nakaya

C is for Capacitor – Circuit Playground

Rion Nakaya

The Solar Grandmothers of Ambakivao, Madagascar

Rion Nakaya

Electric Dough Playdate – DIY Experiment

Rion Nakaya

Moving Windmills: The William Kamkwamba story

Rion Nakaya

How a failed invention lead to a potentially life-saving new idea

Rion Nakaya

Here’s Where the Juice That Powers Batteries Comes From

Rion Nakaya

Use a 9-volt battery to break water into its elemental components

Rion Nakaya

Plastic bottle water wheel power generator experiment

Rion Nakaya