Ms Stevens described what her students have been investigating this past year:
The students in the opportunity class have been doing a
yearlong PBL studying forensic science. The utilized the scientific method and
related it to the examination of forensic procedures in many areas of
forensics. The studied crime scenes, impression evidence, fingerprint evidence,
decomposition and entomology, eyewitness, blood typing, DNA, blood
splatter, arson, and environmental contamination. They built
a portable fingerprint fuming chamber and observed how the superglue fumes
adhered oils in the fingerprint, creating a fingerprint that could be lifted
several times for examinations. Their investigations crossed curriculum,
as an example, when we did our decomposition and forensic entomology unit
the student, in language arts, read the Body by Stephen King about four boys
and their journey to see a dead body in the woods. The students observed the
rate of decomposition of a pigs foot, and the determined Post mortem interval
using the collection of fly eggs, larva, and adults. At the end of the school
year the students read the novel Monster by Walter Dean Myers that had the
students read and act as the jury. They examined the evidence presented during
the story, as the jury, decided if Steven Harmon was innocent or guilty. The
student presented their arguments in a persuasive essay citing evidence from
the text.
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Fingerprint fuming chamber built by students |
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Pigs foot used for decomposition experiment |
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Fake Blood Spatter- made by students to study |
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