Download Slides 20.1–20.5

LESSON 20 – THE COLUMBIAN EXCHANGE
Trading in the Old World–
New World Market
• Half of the students will be “New World
Consumers” and the other half will be
“Old World Consumers.”
• Each New World Consumer will be given
two New World food cards.
• Each Old World Consumer will be given
two Old World Food Cards.
• Students will have five minutes to trade
their cards.
FOCUS MIDDLE SCHOOL WORLD HISTORY © COUNCIL FOR ECONOMIC EDUCATION, NEW YORK, NY
LESSON 20 – THE COLUMBIAN EXCHANGE
Trading in the Old World–
New World Market (Round 1)
• New World Consumers may only trade
with other New World Consumers. Old
World Consumers may only trade with
other Old World Consumers.
• If you prefer the cards you were given,
you don’t have to trade.
FOCUS MIDDLE SCHOOL WORLD HISTORY © COUNCIL FOR ECONOMIC EDUCATION, NEW YORK, NY
LESSON 20 – THE COLUMBIAN EXCHANGE
Trading in the Old World–
New World Market (Round 2)
• Students will have another five minutes
to trade their cards.
• You can now trade with anyone in either
the New World or Old World.
• If you prefer the cards you were given,
you don’t have to trade.
FOCUS MIDDLE SCHOOL WORLD HISTORY © COUNCIL FOR ECONOMIC EDUCATION, NEW YORK, NY
LESSON 20 – THE COLUMBIAN EXCHANGE
Trading in the Old World–
New World Market
(After Round 2)
• Those with a card that has an “X” on the
back have been exposed to disease(s).
• Old World Consumers: You have immunity
from the disease(s).
• New World Consumers: You have no
immunity—you will perish!
FOCUS MIDDLE SCHOOL WORLD HISTORY © COUNCIL FOR ECONOMIC EDUCATION, NEW YORK, NY
LESSON 20 – THE COLUMBIAN EXCHANGE
FOCUS MIDDLE SCHOOL WORLD HISTORY © COUNCIL FOR ECONOMIC EDUCATION, NEW YORK, NY