Introduction to Batteries

Have you ever wondered how a set of batteries power the remote for your TV? Or have you ever wanted to examine the battery inside a car? Without batteries, we would not be able to power many of the electronics we use every day.

How Batteries Work

But how does a battery store energy and provide electricity to these devices? What are the parts that make a battery work? Discover the history of batteries and how scientists and engineers figured out ways to store electricity.

Parts of a Battery

Explore what makes up a battery, including an anode, a cathode, and an electrolyte, and learn how batteries power all kinds of electronics from a cell phone to a bus!