Ink Mystery Worksheet
A 2-page forensic investigation log where students perform their first chromatography experiment on black ink to solve a 'ransom note' mystery. Includes sections for sketching results, defining mobile/stationary phases, and comparing evidence samples.
Ink Trace Introduction Slides
Introductory slides for chromatography, featuring the forensic hook, definitions of mobile and stationary phases, and step-by-step lab instructions. Designed with a dark, modern 'crime lab' theme.
Ransom Note Teacher Guide
Teacher facilitation guide for Lesson 1, detailing the classroom setup, the ransom note hook, lab procedure, and common misconceptions. Includes a materials checklist and key discussion questions.