FORENSIC SCIENCE
                    FOWLERVILLE JUNIOR HIGH 2011-2012

Course Outline: Crime Scene Investigation Finale that starts with Pre-Teaching
which includes:
1) Sharp Eye            2) Find the Change                3) Mystery Stories
4) Composite Drawing    5) Classifying Prints, (shoe, tire, hand)

NOTES: Science Spot Challenges every Monday
This site provides Power Points of various aspects of a Crime Scene and
corresponding worksheets. It represents a quarter of a semester course so I would
like to incorporate the assets contained in this site that fit into this outline.

                   UNIT 1:    CRITICAL THINKING LESSONS

Lesson 1-1 “Who Wrote This?” (A Lesson in Document Forgery)
      Handwriting Analysis     No Two the Same          Compare to Standard
      Twelve Basic Characteristics for Comparing Handwriting
      Examples of Twelve Basic Characteristics from pp 5-7 of Walker-Wood

Lab 1-1      “Write On” (A Lab in Document Forgery)
Objective: Analyze Handwriting on a Questioned Document to
             Determine the Author of the Document.
Materials Needed: Stereomicroscope or Hand Lens, ten black pens (same brand)
                   paper clips,        scissors,        notebook paper,
                   rulers,             unlined paper,   protractors
                   Analysis of Document worksheet p 12 of Walker-Wood
                   Postlab Questions worksheet p 10 of Walker-Wood
(timeline: Lesson and Lab 1-1 plan for two days)

Lesson 1-2   Bleeding Mixtures (A Lesson on Chromatography of Mixtures)
             Black Ink is Colorful   Color in Chromatograms        All the Same

Lab 1-2A    “Did Pete Cheat?” (A Lab on Chromatography of Inks)
Objective: Use Chromatography to Determine Whether a Document in Question
            with One or Two Ink Pens.
Materials Needed: large beakers,      stiff wire,        hole puncher
                  paper clips,        water,             notebook paper,
                  rulers,             unlined paper,     protractors,
                  filter paper with ink samples from the questioned document
                  Postlab Questions worksheet pp 24-25 Walker-Wood

Lab 1-2B    “Whose Lipstick?” (A Lab on the Chromatography of Lipstick)
Objective: Use the Technique of Paper Chromatography to Compare Lipstick from a
            Suspect with Known Lipstick Samples
Materials Needed: large beakers or plastic cups, strips of filter paper or
                  chromatography paper,                 scissors
                  tape,       goggles,                  four different lipsticks
                  Postlab Questions worksheet pp 28-29 Walker-Wood

Lesson 1-3   “Tracking On!” (A Lesson on Tire Track Evaluation)
             Measuring Track Width          Check Out Tread Width and Pattern

Lab 1-3     “Tread Lightly” (A Lab on Tire Track Evaluation)
Objective: Determine the track width of a vehicle by examining tire tracks.
            Identify tires by their tread marks.
Material Needed: 10 model cars        A tire print from car at the crime scene
                  Ruler               Paper              Ink Pad
                  Lab Worksheet from p 36 of Walker-Wood

Lesson 1-4   “On the Scene”    A Lesson on Crime Scene Evaluation
                   Sketch It         Note It           Perfect Sketch

Lab 1-4     “Don’t Touch the Evidence” A Lab on Crime Scene Evaluation
Objective:  Draw rough and final sketches of a crime scene and explain the scene to
            your classmates.
Materials Needed: Pencil       Black Pen or Marker      Clipboard
                   Centimeter Tape Measure              Compass
                   Ruler       Prepared Crime Scene
                   Lab Worksheets from pp 45-46 of Walker-Wood

Lesson 1-5   “If the Shoe Fits” A Lesson on Making and Evaluating Shoe Print
             Impressions are Not Prints                 Print Saver
Lab 1-5     “Casting for Evidence” A Lab on Making and Evaluating Shoe Print
Objectives: Make a cast of a shoe impression
            Use the cast to determine whether the suspect’s shoe matches the
                                       prints taken from the crime scene.
Materials Needed: 4 Suspect Footprints        Ruler       Stereomicroscope
                   An Impression of the Thief’s Footprint in Clay or Soft Soil
                   Plaster of Paris (or alternative)      Water
                   Casting Frame (optional)
                   Lab Worksheets from pp 50-51 of Walker-Wood

Lesson 1-6   “I’m Clueless” A Lesson on Deductive Reasoning

Lab 1-6    “The Deadly Picnic” A Lab on Deductive Reasoning
Objective: Use deductive reasoning to decide who committed the crime.

Materials Needed: Postlab questions and Data table pp 61-64 of Walker-Wood

Lesson 1-7   “I’ve Got My Eye on You” A Lesson on Observing, Remembering and
                                       Recording Events
             One of a Kind

Lab 1-8    “That’s My Story and I’m Sticking To It!”    A Lab on Observing,
                        Remembering, and Recording an Event.
Objective: Use your five senses to observe a simulated crime and then record in
                                     detail what you witnessed.

Materials Needed: Postlab questions and Data table pp 70-72 of Walker-Wood
                    UNIT 2:    PHYSICAL SCIENCE LESSONS

Lesson 2-1   “Making Your Mark” A Lesson on Tool Marks
             Best Impressions

Pre-Lab: How to properly use and treat a dissecting microscopes.

Lab 2-1     “Tool Marks the Spot” A Lab on Tool Marks
Objective: Use a dissecting microscope to examine several tool marks and
            determine which tool was used to commit a crime.
Materials: Clay Ten different screwdrivers labeled A,B,C,D,E,F,G,H,I,J
            Dissecting Microscope    Notebook paper    Ruler         Pencil
            Clay impression form the crime scene
            Worksheet with Graphic Organizer, Postlab Questions and Data Table

Lab 2-2     “Glass is Breaking Up” A Lab on Examination of Glass Fractures
Objective: Examine several pieces of fractured glass to determine the direction of
force and the sequence in which the fractures occurred.
Materials: Window glass containing three bullet holes Hand Lens Labels
            Rulers       Worksheet of Data Table and Postlab questions

To top