Make a Penny Battery
Save up those pennies and make them pay for their own electricity the hard way: converting chemical energy to electrical energy. Use pennies, vinegar, salt, water, and matboard to light up an LED!
Download Guide
Collect Badge
Table of contents
Instructions
Step 1
Save up those pennies and make them pay for their own electricity the hard way: converting chemical energy to electrical energy. Use pennies, vinegar, salt, water, and matboard to light up an LED!
Final steps
You're almost there! Complete all the steps, bring your creation to life, post it, and conquer the challenge!
Complete & Share
One subscription, many ways to play and learn.
Try for free
Only $6.99 after trial. No credit card required