Forensic Science Lesson Plans

A lesson plan is a teacher's detailed description of thewhether or not the substances provided will be
course of instruction for an individual lesson. Whilecatalase positive or negative. They also examine
there is no single way to construct one, most lessonwhether each substance tests positive for blood
plans contain some or all of the elements of theusing the phenolphthalein test. After this step, they
course. In today's modern teaching style, individualopen the evidence packets provided and test
lesson plans are often inappropriate. Specificwhether each stain that was found is likely to be
objectives and timelines may be included in the unitblood or not. The second part addresses blood
plan, but lesson plans are more fluid as they cater totyping.
the students needs and learning styles.Hair Analysis intends to introduce students to the
Students are asked to engage in problems or inquirythought process involved in developing a technique
learning. Rigid lesson planning with title, objectives andfor forensic analysis and to the physical structure of
specific outcomes within certain time constraints,hair. It also provides opportunity for students to
often no longer fit within modern effectiveimprove skills in observation, critical thinking and
pedagogy. Today, formal lesson plans are oftenmicroscopy. This activity again involves two parts,
required only by student teachers, who must bewhich may be performed separately or as a cohesive
demonstrably familiar with the components of aunit. The first part requires students to examine a
lesson, or by teachers new to the field, who havegiven set of hair. Using their observational and critical
not yet internalized the flow of a lesson.thinking skills, they develop a procedure to identify
Given below are a series of different lesson planshair collected from crime scenes. The second part is
which may appeal to science professors, currentlyintended to complement any crime scene scenario. In
teaching forensic science in class, involving a range ofthis part, students examine the hair supposedly
difficulties and different aspects of forensic science.collected from the crime scene as well as hair of the
Bloodstain Analysis involves introducing students tosuspects and the pets involved. They use the data
some of the techniques used by forensic scientistssheet provided to determine which suspect is the
for analyzing blood, the concept of blood type, andmost likely match.
providing opportunity for students to practice criticalDNA fingerprinting involves the preparation and
thinking skills in the context of scientific inquiry. Itconduct of the DNA fingerprinting laboratory. It is
consists of two parts. The first part is intended todivided into the following parts- Preparation of the
teach students about the catalase test, which is usedstudent materials, plasmid DNA preparation, restriction
to detect the presence of blood. While there areendonuclease preparation, migration dye preparation
more sensitive tests available for the presence ofand preparation, loading and running of an agarose gel
blood that an investigator might use, this is by farfor use with carolina blue stain.
the cheapest. Students are expected to predict