Summary
City Island Elementary holds a swap day where students trade things they own. Watt learns that a trade only works when both people think they are better off. Economics at exactly the right scale.
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Teaching resources
Discussion questions
Discussion
Three quick questions to run after the short.
- Why did the students trade instead of just giving things away?
- How do you decide whether a trade is fair?
- What is something you would be willing to swap, and what for?
Quick work-a-long
Vocabulary: trade, swap, fair.
Try it: Draw two things you would trade and write why each person would be happy.