Description

Analyze the crime scene with your very own Kemtec Document Kit. It provides eight experiments in which students or the user will investigate types of paper, inks, pencil marks, erasures, typewriting, and handwriting. They will use visual and microscopic observations, UV light, chromatography, replicating techniques, and wet chemistry to detect forgeries of checks, documents, and messages. The experiments culminate in the creation and analysis of secret messages. Includes instructional manuals and reproducible student worksheets. Allow 4-5 hours of lab time. Designed for 24 students working in groups of four. Meets national standards for grade levels 6 to 12.