http://www.crimescene.com/store Forensic Detective Supply Store en Copyright (c) 2013 Tom Arriola tom@crimescene.com (Tom Arriola) tom@crimescene.com (Tom Arriola) Thu, 31 Jan 2013 13:47:46 -0800 Zen-Cart v. v 2.1.4 14.02.2008 15:26 RSS 2.0 Feed 2 http://www.crimescene.com/store/index.php?main_page=product_info&products_id=592 http://www.crimescene.com/store/index.php?main_page=product_reviews&products_id=592 ]]>Introduce your budding forensic scientists to the many types of impressions taken at a crime scene and how they can lead to solving a crime. Investigators at a crime scene must be extremely careful not to destroy any trace evidence that may lead to a suspect, and in this activity, students will learn how to observe, classify, and analyze impression evidence. They will look at footprints, fingerprints, writing, rope and binding, and key impressions, as well as tire tracks. They will also be able to make casts of the various impressions to help solve the included crime scenario. This activity is suitable for children grades 8-12 and has enough materials sufficient for 24 students working in groups of 6 or 4. Materials Included: Instructor's Manual Students manual Assessment manual MSDS Vials of carbon powder Small paint brushes Plain paper stock Modeling clay Plaster of Paris Teaspoons 5 different ropes Magnifying glass Tongue depressors Tire Impressions Pictures Small ink roller Ink Paper cups Soil Sifting screen Tooth brushes Pans Petri Dishes Materials needed but not included: Spray bottle Mixing containers (Approx 3 Quarts) Old Tire Newspaper Old Gym Shoe ]]> Crime Scene (tom@crimescene.com) http://www.crimescene.com/store/index.php?main_page=product_info&products_id=592 Wed, 26 Dec 2012 03:11:10 -0800 210.00 USD 592 35 Aqua Phoenix 10-538 http://www.crimescene.com/store/images/eduimpressionslab.jpg