There are different types of batteries, and this lemon battery is a type called voltaic! A voltaic battery is made of two different metals reacting with an electrolyte. For this experiment the metals are pennies and washers, and the electrolyte is lemon juice.
Gather a few supplies, and you can use these printable PDF instructions to do the experiment!
What other electrolytes did you test? Let us know by commenting on our Facebook page!
Also, be sure to tune in to ABC11 Science Club with BASF every Wednesday at 4:28 PM!