Your lab notebook has been stolen, replaced with a ransom note demanding lunch money in exchange for its safe return! In this hands-on experiment, students will use principles of forensic handwriting analysis and paper chromatography to examine writing samples from 4 potential suspects. Only after careful analysis will they be able to solve the classroom crime.
For 10 groups of students.
Time required: spotting 10 minutes, separation 45 minutes.
Kit includes: instructions, "suspect" and "crime scene" ink samples, handwriting samples, mini transfer pipets, & chromatography filter paper.
All you need: beakers (400 ml or 1000 ml recommended), metric rulers, & pencils.