Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch step-by-step as we cut lemons, prepare copper and aluminum electrodes, and ...

Transform ordinary citrus fruits into natural batteries! This experiment demonstrates how chemical energy can be converted into electrical energy using simple household items. You'll create enough ...

Explanation You feel a slight tingle when you touch the exposed ends of each wire to your tongue because the coins react with the acid in the lemon creating a small electrical current. Discover more ...