Topics Covered: Discover how batteries work. Learn about energy, electric charge, battery voltage, current and electricity, electrical circuits (series circuits and parallel circuits), and more. Learn about different kinds of batteries (alkaline battery, carbon zinc battery, rechargeable battery) and how each type of battery works.
Projects: Lemon battery experiment: Make a lemon battery, and one from salt water too. Find out why some lemon batteries work, but most won't.
Puzzle: How to care for a battery.
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Projects: Lemon battery experiment: Make a lemon battery, and one from salt water too. Find out why some lemon batteries work, but most won't.
Puzzle: How to care for a battery.
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! 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!
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