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Use your forensic techniques to solve the crime of the missing frogs from the biology classroom. Four possible suspects have been identified by authorities. Use fingerprints, hair examination, and chemical analysis of ink by thin-layer chromatography to help determine the most likely culprit. This activity includes a Teachers Manual and Student Guide and Analysis copy-masters. There is enough material for 6 groups.Materials included are:1 bottle fingerprinting powder6 fingerprinting brushes6 acetate sheets1 ink pad6 hand magnifiers6 forceps4 different brands felt tip markers1 bottle chromatography solvent6 silica gel chromatography sheets1 pkg capillary tubes5 self-sealing evidence envelopes1 box microscope slides1 box coverslipsMaterials needed but not supplied:Chromatography chambers (500 ml beakers)Test tubesAluminum foilAdhesive tapeLight microscope