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World History • Inquiry Lab

Who Gained and Who Paid the Price in the Columbian Exchange?

Trace the movement of plants, animals, diseases, people, and commodities after sustained Atlantic contact.

World HistoryInquiry LabGrades 7–12 / Adult45–60 min
1 · Launch

Start With the Question

Essential Question: How did the Columbian Exchange transform societies on both sides of the Atlantic—and why were its effects so unequal?

After 1492, organisms and people moved across the Atlantic on a scale that reshaped diets, economies, populations, landscapes, and empires.

Warm-up prompt

Can the same historical process create major benefits for some communities while causing catastrophe for others?

2 · Check Your Starting Point

Quick Pre-Assessment

This is not a grade and it will not reveal answers yet. It simply estimates what you already know before instruction.

1. The Columbian Exchange followed sustained contact between:
2. Which crop originated in the Americas?
3. Disease had especially severe effects on:
4. The exchange included forced movement of:
Your result will appear here.
3 · What You'll Learn

Learning Objectives

Trace

Identify major movements of crops, animals, diseases, and people.

Analyze

Compare demographic and economic consequences.

Evaluate

Consider gains, losses, and unequal power.

Connect

Relate ecological exchange to empire and Atlantic slavery.

4 · Build Context

Historical Background

European voyages linked previously separated ecosystems. American crops spread widely; Eurasian animals and plants transformed American environments; Old World diseases devastated many Indigenous communities; and Atlantic empires expanded systems of coerced labor and slavery.

Context connection

The phrase 'exchange' can sound neutral, but many movements occurred under conquest, coercion, and unequal power.

5 · Vocabulary

Tap to Reveal Key Terms

Transfers across the Atlantic after sustained contact.
Rapid spread of disease through a population.
A good bought, sold, or traded.
Labor compelled through force or legal pressure.
Relating to population characteristics and change.
Interconnected societies around the Atlantic Ocean.
6 · Explore Evidence

Evidence Lab

Exchange Network Evidence
Final lesson will pair maps with crop, disease, trade, and population evidence.

Observe → Infer → Question

Observe: Which movements travel east and which travel west?
Infer: Which transfers could change population fastest?
Question: Whose choices controlled the movement?
Historian's source check

Who created the evidence? When and where? For what audience or purpose? What does it reveal, and what can it not prove by itself?

7 · Quick Check

Check Your Understanding

Why did disease produce such unequal effects?
Why should historians be cautious with the word 'exchange'?
8 · Think Like a Historian

Make a Claim

Prompt: Was the Columbian Exchange primarily an ecological transformation, an economic transformation, or a political transformation?

Claim-evidence-reasoning reminder

Claim: answer directly. Evidence: use specific historical information. Reasoning: explain why that evidence supports the claim.

9 · Apply It

Transfer the Learning

Application Challenge: Choose one transferred crop or animal and trace how it changed life in a region far from its place of origin.
10 · Dig Deeper

Extension

Create a consequence web separating short-term and long-term effects on Indigenous Americans, Europeans, Africans, and environments.

12 · Sources & References

Reference Model

  • Library of Congress — exploration and Atlantic world collections.
  • National Museum of the American Indian — Indigenous history resources.
  • Smithsonian — food, environment, and Atlantic history resources.
13 · Finish

Complete the Lesson

Progress is local to this prototype for now.