Mission library/12th Grade · Economics/Philosophical Chairs

Mission brief·Philosophical Chairs

The Crash of 1929

Measuring the labor force, defining unemployment, and calculating the unemployment rate.

Grade12th GradeSubjectEconomicsDuration50 minClass size28 studentsMethodologyPhilosophical Chairs

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Learning objectives · 3

Students can engage with: Explain how the unemployment rate is calculated and its limitations.
Students can engage with: Differentiate between being unemployed, employed, and not in the labor force.
Students can engage with: Analyze how discouraged workers affect the official unemployment rate.

Before Class

Materials Needed

☐Evidence Packets (Keynesian and Austrian)Included
☐Argument Tracker SheetIncluded
☐Side-Switching Reflection CardsIncluded
☐Post-Debate TemplateIncluded

Space Needed

Room divided into two sides with clear center line

Topic Overview

Measuring the labor force, defining unemployment, and calculating the unemployment rate.

Key Questions

?Explain how the unemployment rate is calculated and its limitations.
?Differentiate between being unemployed, employed, and not in the labor force.
?Analyze how discouraged workers affect the official unemployment rate.

About the Methodology

The room is divided into two sides: Agree and Disagree (with an optional "Undecided" middle). A provocative statement is read. Students physically move to their side and take turns presenting arguments. If someone's argument changes your mind, you physically move to the other side. Visible, kinesthetic, and electric.

Learn about this methodology

Time Range

20-40 min

Group Size

12-40

Space Needed

Room divided into two sides with clear center line

Bloom’s Level

Analyze, Evaluate

Fun Factor

Peak Energy Moment

The physical act of switching sides mid-debate creates genuine social tension and makes abstract economic theory feel personal.

The Surprise

The 'Margin Call' Interruption: Halfway through the debate, the teacher announces that stock prices just dropped 10% and 'Keynesians' must lose 2 members to the other side to simulate a bank run.

What to Expect

High energy and competitive. Students love the physical movement of the chairs and the 'permission' to change their minds based on logic.

Mission Timeline

10m

30m

Spark Briefing Action Debrief

Academic Standards

C3: D2.Eco.11.9-12C3: D2.Eco.1.9-12

When your class is in the room

Ready to run The Crash of 1929?

Launch puts you into the Co-Teacher view - live timer, step-by-step facilitation, in-context tips. You can step back to this overview anytime.

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Spark

5 min • Quote

Read Aloud

"The long run is a misleading guide to current affairs. In the long run we are all dead. Economists set themselves too easy, too useless a task if in tempestuous seasons they can only tell us that when the storm is long past the ocean is flat again." — John Maynard Keynes

Teacher Notes

Display this quote as students enter. Ask them to consider if the government should wait for a storm to pass or build a dam to stop the flood. This sets the stage for the Keynesian vs. Austrian debate.

Briefing

10 min

Today we tackle the ultimate economic whodunit: The 1929 Stock Market Crash. You will be assigned to one of two camps. The Keynesians argue the crash was a fundamental market failure caused by irrational exuberance and lack of oversight. The Austrians/Classicals argue it was a government policy failure caused by easy credit and artificial interest rates. You must use the provided evidence packets to build your case. We will use the Philosophical Chairs method. If an opponent makes a point that genuinely changes your mind, you must physically walk to the other side of the room.

Group Formation

Divide the class into two equal groups of 14. Assign one side to the 'Market Failure' (Keynesian) desk cluster and the other to 'Policy Failure' (Austrian) desk cluster.

Materials Needed

Evidence Packets (Keynesian and Austrian)Included
Argument Tracker SheetIncluded
Side-Switching Reflection CardsIncluded
Post-Debate TemplateIncluded

Action

30 min • 100% Physical

Group Research: Students read their specific evidence packets and fill out the 'My Side's Best Points' section of the Argument Tracker.

7 min

Circulate and ensure students are identifying specific data points like the 1927 interest rate cut or the 10% margin requirements.

Opening Statements: One representative from each side presents a 2-minute opening argument while the other side takes notes.

4 min

Enforce a strict 'no interruption' rule during openings to build suspense.

Philosophical Chairs Debate: Open floor for back-and-forth points. Students must summarize the previous speaker's point before stating their own.

12 min

If the room is static, prompt a student to address a specific piece of data from the opposing packet.

The Pivot: Pause the debate. Any student who felt even slightly swayed must fill out a Side-Switching Reflection Card and move sides.

3 min

Normalize shifting positions; tell them it is a sign of an analytical mind, not weakness.

Closing Rebuttals: Each side has 2 minutes to address the most 'damaging' point made by the opposition.

4 min

Focus on how their specific school of thought would prevent a future 1929.

If things go sideways

▸If one side is dominating, provide the weaker side with a 'Lifeboat Fact' from the teacher's notes to jumpstart their defense.
▸If students are getting personal, pause and remind them they are representing a school of thought, not their personal identity.
▸If silence occurs, ask: 'How would your side explain the 25% unemployment rate specifically?'

Differentiation Tips

▸Advanced: Challenge these students to identify 'Synthesis' points where both schools might actually agree (e.g., the impact of the Smoot-Hawley Tariff).
▸Struggling: Provide a 'Sentence Starter' sheet for the debate (e.g., 'While the opposition claims X, the data on page 2 shows Y...').
▸ELL: Use the visual chart in the evidence packet showing the 1920-1930 GDP curve to help them ground their arguments in trends rather than complex jargon.

Debrief

5 min

Discussion Questions

1
Which specific piece of evidence was the hardest to argue against?
2
How does your assigned school of thought view the role of human psychology in economics?
3
Can a modern economy exist without some elements of both schools of thought?

Exit Ticket

In one sentence, identify which school of thought you personally find more convincing for the 1929 crash and why.

Connection to Next Lesson

Next session, we will see how these two theories battled for dominance during the 2008 Financial Crisis.

Handouts

4 Materials Needed

Print Materials

01Evidence Packets
02Argument Tracker Sheet
03Side-Switching Reflection Cards
04Post-Debate Template

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