Watch the tutorial

Watch the tutorial

For a lemon battery insert a penny into the lemon on one side and a nail on another side. Use a voltameter to measure the current between the two metal electrodes.

For static electricity rub a balloon on your hair and you see the hair stick up and be attracted to the balloon. In the dark you might​ see tiny sparks

1. With a lemon and two different metals as electrodes inserted
2. With your hair and a balloon