Faulty Foundations Teacher Guide Faulty Foundations
Teacher Facilitation Guide
9th Grade Science & History
45-50 Minute Session
Lesson Objective
Students will be able to critique the use of pseudoscience (specifically phrenology) in historical public policy and systemic racism by identifying the characteristics of pseudoscience and analyzing historical case studies.
Key Concepts
Pseudoscience:
Claims or practices that present themselves as scientific but lack supporting evidence or plausibility and cannot be reliably tested.
Phrenology:
The 19th-century study of the shape and size of the cranium as a supposed indication of character and mental abilities.
Materials
Faulty Foundations Slides
Phrenology Analysis Handout
Science vs Pseudoscience Worksheet
Poster Paper & Markers (Physical)
Lesson Pacing & Activities
Time Phase Teacher Actions & Facilitation 05 min The Hook Display Slide 2 (Phrenology Chart). Ask: "Does the shape of your head predict your intelligence or personality?" Discuss why people might have believed this (e.g., desire for certainty, justification of social hierarchy). 10 min Video Viewing Watch "Who Can Be a Citizen?" from 4:57 to 6:32 . Instruct students to listen specifically for the definition of pseudoscience and how it was applied to law. 20 min Myth-Busters Group Activity. Students define pseudoscience based on the video. They research one historical example (e.g., Social Darwinism, Eugenics, Craniometry) and create a "Myth-Buster" poster.
Poster Requirements: The myth, the "scientific" claim, the real evidence, and the historical impact. |
| 10 min | Closure | Gallery Walk. Students move around to view posters. Final Discussion: "How does scientific literacy protect us from harmful public policies today?" |
Historical Context for Teachers
Phrenology was not just a parlor trick; it was considered cutting-edge science in the early 19th century. By claiming that certain "bumps" on the skull corresponded to "faculties" like conscientiousness or benevolence, phrenologists created a hierarchy of humanity.
This became dangerous when applied to race. Proponents used it to "prove" that certain groups were biologically unfit for citizenship, directly influencing laws like the Naturalization Act and judicial rulings.
Discussion Anchors
Why would politicians want to believe a pseudoscience like phrenology? (It provides "objective" cover for subjective bias).
What are the red flags that something is pseudoscience? (Lacks peer review, uses vague language, results aren't replicable).
How does labeling something as "science" change how the public perceives it?
Phrenology Analysis Handout Phrenology Analysis
Historical Artifact Study
Name:
Date:
"The mind is a collection of separate 'faculties' or abilities, and the more developed a faculty is, the larger that part of the brain will be, creating a visible bump on the skull." — Franz Joseph Gall, Founder of Phrenology (c. 1800)
INTELLECT
Combativeness
Perception
Morality
Fig. 1: Symbolical Head Chart (19th Century)
Example of a phrenological map used to determine personality traits by feeling the bumps on a person's head.
Initial Observations
1. Look at the chart. How is the head divided? What kinds of labels do you see?
2. Based on this image, how would a phrenologist "measure" someone's character?
Critical Thinking Questions
3. Scientific or Not? Do you think the shape of a person's skull can accurately predict if they are a "good" or "intelligent" person? Why or why not?
4. Historical Impact: If a judge or a lawmaker believed this was a real science, how might it affect their decisions about who should be allowed to vote or become a citizen?
Science vs Pseudoscience Worksheet Declassified Research File
SCIENCE VS. PSEUDOSCIENCE
Operation: Myth-Buster
Agent Name:
Date:
PART 1
Intelligence Gathering
According to the video, what is the definition of "Pseudoscience"?
How was phrenology used to support "false claims" about race and citizenship?
PART 2
The Myth-Buster Case File
Assignment: In your group, select one historical example of pseudoscience used to justify discrimination. Research its claims and prepare your "Myth-Buster" poster plan below.
Selected Subject
(e.g., Social Darwinism, Eugenics, Craniometry, Astrology)
The "Scientific" Myth
What did they claim was true?
The Reality (Evidence)
How do we know this is false/unscientific?
Public Policy Impact: How did this pseudoscience hurt people or influence laws?
Poster Requirements Checklist
Catchy "Myth-Buster" Title
Visual Diagram/Illustration
Definition of Pseudoscience
The "Real" Scientific Facts
Faulty Foundations Slides 9th Grade Science & History
FAULTY
FOUNDATIONS
Critiquing Pseudoscience in History
Case File #001
The Hook: Character Clues?
5 Minutes
INTELLECT
Combativeness
Perception
Morality
Does the shape of your head predict your personality?
Why might people in the 1800s have believed this was "science"?
How would you feel if a law was passed based on your "head shape"?
Key Concept
Pseudoscience
"A collection of beliefs or practices incorrectly regarded as being based on science and reason."
Untestable
Biased
No Evidence
Investigation Video
Race & Pseudoscience
Embedded media
Look For:
1 How the video defines pseudoscience .
2 How phrenology influenced citizenship laws .
3 The reality of race vs. the myth.
OPERATION:
MYTH-BUSTER
Groups of 3-4
Your Mission:
Create a poster debunking a historical "scientific" myth used to discriminate against people.
Research one historical example
Explain the harm it caused
Show the REAL evidence
Potential Targets:
Social Darwinism
The Bell Curve (Intelligence)
Craniometry
Eugenics
Gallery Walk
Final Debrief
How does Scientific Literacy protect us from harmful laws today?
Think
Pair
Share
