Lesson 84 of 84 · Economics
⭐ 30 XP⚓ Market PortHow Prices Are Set
Prices are determined by supply and demand.
🎯 Your mission
Follow the money. Then follow the choices.
⚡ The twist
Trade isn't just stuff — it's ideas, words, and germs.
Mind = Blown
🤯 The first ATM was installed in 1967 — and used radioactive ink.
Then & Now
💱 This is happening in your local store every single day.
Prices are determined by supply and demand. When many people want the same scarce product, prices rise. Competition among sellers can bring prices down.
Key Facts
Money is a medium of exchange.
Needs are different from wants.
Supply and demand affect prices.
Check Your Understanding
Question 1
1 of 2What is trade?
Why this still matters
The next time you spend $1, ask: who else benefited besides you?
Stretch Challenge
Try this in real life this week.
Find two products that look similar but cost very different. Why?
For the dinner table
“If you had $20 to start a business, what would you sell?”
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How Prices Are Set
Follow the money. Then follow the choices.
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