There are a whole bunch of high school science experiments out there that are useful for teaching students the basics of biology, physics, and chemistry. One of the classics is the lemon battery.

Science Experiment You Can Do Generator 130v from 3v battery ...

Get ready for awesome and easy science experiments that you can try at home or school! From balancing toilet rolls to flying tea bags, these fun tricks will leave your family amazed. Explore ...

and electronics,” scientists from the Green Science Policy Institute wrote in the article. “We question requirements that lead to the addition of flame retardants in plastic battery enclosures ...