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Make sure to find the dirtiest pennies! Be sure to let the pennies soak in each substance for a little while, then wipe or scrub the pennies with a paper towel.
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With a grown-up’s permission, fill some cups with a small amount of different substances to see which ones get dirty pennies the cleanest.
Before you begin, take a guess at which substance you think would clean the pennies the best. Make sure to find the dirtiest pennies!
Be sure to let the pennies soak in each substance for a little while, then wipe or scrub the pennies with a paper towel. Finally, put them on paper towels to dry.
Need some ideas for substances you have on hand in the kitchen? Try the ones listed below!
● Lemon or lime juice ● Water ● Soy sauce ● Dish soap ● Vinegar ● Ginger ale ● Ketchup ● Salt water ● Hot Sauce ● Mustard ● Milk