Polishing Pennies

Smithsonian National Museum of American History
Contributed By
Smithsonian National Museum of American History
Resource Type
Classroom Material
Subjects
History
Grade Levels
Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6
Audience
Classroom Teacher / Educator
Related Resources

Polishing Pennies

Try this experiment to find out why some liquids polish pennies better than others. This activity from Spark!Lab includes step-by-step directions, a worksheet for documenting the experiment, discussion questions, and ideas for extending your learning. Spark!Lab activities encourage young learners to…
Author
Smithsonian's History Explorer
Publisher
Smithsonian National Museum of American History

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