science made simple logo

How Do Batteries Work?
by Science Made Simple

How a Battery Works

This is one of the more popular in a series of science articles for kids by Science Made Simple and includes the lemon battery experiment.

battery cover
Money-Back Guarantee!
buy now

Topics covered:

  • How batteries work in general.
  • Energy, electric charge, battery voltage, current and electricity, electrical circuits (series circuits and parallel circuits), and more.
  • Different kinds of batteries (alkaline battery, carbon zinc battery, rechargeable battery) and how each of them work.

Projects included:

  • Make a lemon battery - Learn why some lemon batteries work, but most won't!
  • Make a salt water battery


Each science article has four sections:

  • The main section gives a clear, detailed answer to the question.
  • "I Can Read " pages are written in simple, clear language for young readers.
  • "Learn More About It" pages are more difficult and cover additional information in more depth
  • Projects related to the topic.


Limited Time Special - Buy 2 Get 1 Free!
Buy any 2 articles and get a 3rd article free.
Discount will be applied automatically at checkout.


"Why Pay for information when I can find it free online?"

  1. Save Time! - Don't waste your valuable time searching millions of websites. Get clear, easy to understand articles now.
  2. Accurate Information. - MIT used parts of our article "Why is the Sky Blue?" in one of their online classes. And Encyclopaedia Britannica included us in their directory of the Web's best sites.
  3. Projects are Included in every article. Simple, kid-tested and sure to work.
  4. Money-Back Guarantee at any time, for any reason, no questions asked!


Get more great science articles each month with the
Science Made Simple newsletter.
Click here to learn more.