Learn on PengiSocial Studies Alive! Our Community and BeyondChapter 3: Economics

Lesson 2: Choices in a Free Market

In this Grade 3 lesson from Social Studies Alive! Our Community and Beyond, students explore how a free market economy works, learning how people earn income, why prices change, and how the concepts of supply and demand affect what goods and services cost. Students examine the roles of buyers and sellers and discover how incentives and profit motivate people to provide goods and services. The lesson builds foundational economics vocabulary within the context of everyday purchasing decisions familiar to third graders.

Section 1

People Make Choices in a Free Market

Key Idea

In a free market, people have the power to make their own choices about work. You can decide to be a doctor, a teacher, or an artist. This freedom lets you pick a job you like or are good at to earn money.

Businesses also get to choose what to make or sell. Someone might open a bakery because they love to bake cakes. Another person might start a company that makes video games. Everyone makes these choices to earn an income and buy what they need.

Section 2

Supply Meets Demand to Set a Price

Key Idea

Imagine a bakery has many fresh cookies. The number of cookies the bakery has to sell is the supply. Now, think about all the people who want to buy a cookie. How many cookies people want to buy is the demand.

The price of a cookie is not just a random number. It is set by the connection between supply and demand. These two ideas work together to help buyers and sellers decide on a price for goods.

Section 3

Profit Guides Business Decisions

Key Idea

Imagine a baker spends money on flour and sugar to make cakes. When she sells the cakes, the money she has left after paying for her supplies is her profit.

The chance to earn a profit is a big reason why people start businesses. This is called an incentive. It encourages the baker to make cakes that people want to buy. This incentive helps her decide what to make and what price to charge.

Section 4

Sellers Lower Prices on Extra Goods

Key Idea

Imagine a bakery makes way too many cupcakes one morning. The shelves are full of them! This means the supply, or the amount of cupcakes for sale, is very high.

However, it is a rainy day, and not many customers come to the bakery. The baker worries the cupcakes will not be fresh tomorrow. The baker needs to sell them today.

Book overview

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Chapter 3: Economics

  1. Lesson 1

    Lesson 1: Understanding Our Economy

  2. Lesson 2Current

    Lesson 2: Choices in a Free Market

  3. Lesson 3

    Lesson 3: Using Money Wisely

  4. Lesson 4

    Lesson 4: The United States and Global Trade

Lesson overview

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Section 1

People Make Choices in a Free Market

Key Idea

In a free market, people have the power to make their own choices about work. You can decide to be a doctor, a teacher, or an artist. This freedom lets you pick a job you like or are good at to earn money.

Businesses also get to choose what to make or sell. Someone might open a bakery because they love to bake cakes. Another person might start a company that makes video games. Everyone makes these choices to earn an income and buy what they need.

Section 2

Supply Meets Demand to Set a Price

Key Idea

Imagine a bakery has many fresh cookies. The number of cookies the bakery has to sell is the supply. Now, think about all the people who want to buy a cookie. How many cookies people want to buy is the demand.

The price of a cookie is not just a random number. It is set by the connection between supply and demand. These two ideas work together to help buyers and sellers decide on a price for goods.

Section 3

Profit Guides Business Decisions

Key Idea

Imagine a baker spends money on flour and sugar to make cakes. When she sells the cakes, the money she has left after paying for her supplies is her profit.

The chance to earn a profit is a big reason why people start businesses. This is called an incentive. It encourages the baker to make cakes that people want to buy. This incentive helps her decide what to make and what price to charge.

Section 4

Sellers Lower Prices on Extra Goods

Key Idea

Imagine a bakery makes way too many cupcakes one morning. The shelves are full of them! This means the supply, or the amount of cupcakes for sale, is very high.

However, it is a rainy day, and not many customers come to the bakery. The baker worries the cupcakes will not be fresh tomorrow. The baker needs to sell them today.

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 3: Economics

  1. Lesson 1

    Lesson 1: Understanding Our Economy

  2. Lesson 2Current

    Lesson 2: Choices in a Free Market

  3. Lesson 3

    Lesson 3: Using Money Wisely

  4. Lesson 4

    Lesson 4: The United States and Global Trade