What You Need:
- Vinegar
- 3 pennies
- Paper towel
- Dish
Instructions:
Tired of those brown pennies? How about green ones!
- Fold the paper towel in half and in half again.
- Place the paper towel on the dish and pour vinegar on it until it is completely wet.
- Put the pennies on top of the wet paper towel and wait 24 hours.
- The pennies turn green!