Your students will be fascinated as they perform both physical and chemical analysis of written materials found at a crime scene. The procedures they will follow cover checking for erasures, abnormal positioning of a signature, use of different inks, and differences in handwriting or typing.
The kit comes with enough materials for six setups and an instruction manual. The required ultraviolet light source is available separately.
This kit is for use by students grade 7-11
Sets of different types of paper
Sheets of typed notes
Crime Scene note
Clack felt tip pens
Blue ballpoint pens
Pack of Chromatography Paper
Bottle Iron III Sulfate Solution
Bottle Phenolphthalein Solution
Bottle Potassium Ferrocyanide Solution