Fingerprinting Teacher's Guide Author:Jeremy John Ahouse (GEMS) The fingers-on activities in this unit allow you and your students to explore the similarities and variations of fingerprints. Your students become criminalists as they use standard fingerprint classificaticon scheme to solve a crime. But before the crime can be solved, students explore the intricacies of fingerprints by taking thier own prints... more », devising their own methods of classification, and practicing classfication with the standard system. Grades 4-8« less