The Secret Service recently arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and the evidence. Students learn about chemical and physical changes to recreate the methods used to make the coins as evidence for the trial.
Most content from the Expanded Handbook is included in the corresponding STEM Case.
|Middle School||The Expanded Handbook covers structure of atoms (protons, neutrons and electrons), electrical charges, and chemical energy, in addition to the concepts covered in the handbook section of the Middle School Case.||20-25 min|
Find more activities like Chemical and Physical Changes: