This exercise introduces the younger student to the document section of a crime lab. Through a variety of scientific techniques, the students will examine the processes of document analysis and discover how common documents might be part of a crime scene.
Students will do physical and chemical analysis of paper and inks. They will use various techniques to analyze handwriting and produce and retrieve hidden messages. Each group will then prepare a document to be authenticated by other classmates.
This activity is for children grades 5-8 and will take 4-5 class periods to complete.
There are enough materials in this kit for 24 students in groups of 4.
Alignment tool sheets
Tincture of iodine
Materials needed but not included:
Desk lamps and/or hot plates