Science
- The child learned about the scientific method by following the steps of the experiment, including making observations, forming a hypothesis, conducting the experiment, collecting data, and drawing conclusions.
- They learned about variables by identifying the independent variable (different household liquids) and the dependent variable (cleanliness of the penny).
- The child learned about data analysis by comparing the results of different household liquids and determining which one cleaned the penny the best.
- They gained an understanding of chemical reactions by observing how different household liquids interacted with the penny's surface.
Continued development related to this activity can include exploring variations of the experiment, such as testing different types of coins or using different materials to clean them. Additionally, the child can research the science behind why certain household liquids clean coins effectively, which can lead to a deeper understanding of chemistry and the properties of different substances.
Book Recommendations
- The Penny Experiment by Sally Smith: Join a group of friends as they conduct their own penny cleaning experiment and learn about the scientific method.
- Chemistry for Kids: An Interactive Introduction to the Elements and Scientific Method by Jennifer Kemmeter: This book introduces children to the world of chemistry and provides hands-on experiments, including a section on cleaning coins.
- What's the Matter?: A Show Me Science Book by Angela Royston: This book explores the properties of different substances and includes experiments that involve cleaning objects, including coins.
If you click on these links and make a purchase, we may receive a small commission.