Economics · Year 11

Active learning ideas

Price Elasticity of Supply (PES)

Active learning works for price elasticity of supply because students often confuse producer responses with consumer behavior. Hands-on stations, role-plays, and graphing tasks make abstract calculations and time-based adjustments visible and concrete.

• National Curriculum Attainment Targets
• GCSE: Economics - How Markets Work
• GCSE: Economics - Price Elasticity of Supply

• 30–45 min
• Pairs → Whole Class
• 4 activities

Activity 01

• Simulation Game
• 45 min · Small Groups

Calculation Stations: PES Datasets

Prepare four stations with real-world data tables on goods like coffee, electronics, and housing. Students calculate PES for price changes, plot supply curves, and classify elasticity. Groups rotate every 10 minutes and present one key insight to the class.

Explain the factors that determine the price elasticity of supply for a good.

Facilitation Tip

During Calculation Stations, circulate and ask each pair to explain their percentage change steps aloud before they compute PES.

What to look for

Present students with a scenario: 'A popular video game console's price increases by 10%, and the quantity supplied increases by 20%. Calculate the PES.' Ask students to show their calculation steps on mini-whiteboards and hold them up for immediate feedback.

• Apply
• Analyze
• Evaluate
• Create
• Social Awareness
• Decision-Making

Activity 02

• Simulation Game
• 35 min · Small Groups

Market Simulation: Demand Shock Role-Play

Assign roles as producers in a market for smartphones. Introduce a demand shock via price increase; producers decide output changes based on resources. Groups compute collective PES and discuss adjustment speed.

Analyze how PES affects a market's ability to respond to demand shocks.

Facilitation Tip

In Market Simulation, assign two students to timekeep the shock and another to document how each supplier group adjusts within the given ‘periods’.

What to look for

Pose the question: 'Imagine a sudden heatwave dramatically increases demand for ice cream. Which factors would make the supply of ice cream elastic or inelastic in the immediate aftermath? Discuss the roles of factory production lines, ingredient availability, and delivery logistics.'

• Apply
• Analyze
• Evaluate
• Create
• Social Awareness
• Decision-Making

Activity 03

• Simulation Game
• 30 min · Pairs

Graphing Pairs: Elasticity Curves

Pairs receive scenarios varying time and capacity. They draw initial and shifted supply curves, calculate PES, and label elastic/inelastic sections. Pairs then swap graphs for peer feedback on accuracy.

Evaluate the importance of time in determining the elasticity of supply.

Facilitation Tip

For Graphing Pairs, provide colored pencils so students can trace how the same supply curve becomes flatter or steeper when they modify time or capacity assumptions.

What to look for

Provide students with two goods: 'Freshly baked bread' and 'A custom-built yacht.' Ask them to write one sentence explaining the likely PES for each good and one reason why it differs, focusing on production constraints.

• Apply
• Analyze
• Evaluate
• Create
• Social Awareness
• Decision-Making

Activity 04

• Simulation Game
• 40 min · Whole Class

Debate Circles: Time Factor Impact

Form circles for short-run versus long-run scenarios, like crop supply after weather shock. Students argue elasticity based on factors, vote on positions, and recalculate PES with class data.

Explain the factors that determine the price elasticity of supply for a good.

What to look for

Present students with a scenario: 'A popular video game console's price increases by 10%, and the quantity supplied increases by 20%. Calculate the PES.' Ask students to show their calculation steps on mini-whiteboards and hold them up for immediate feedback.

• Apply
• Analyze
• Evaluate
• Create
• Social Awareness
• Decision-Making

A few notes on teaching this unit

Teach PES by contrasting short-run and long-run adjustments using timelines and capacity metaphors. Avoid relying solely on textbook graphs, which can obscure the production constraints students need to internalize. Research shows that students grasp elasticity better when they physically manipulate resources or schedules in role-plays rather than passively observing static diagrams.

Successful learning looks like students confidently calculating PES, explaining why supply curves shift over time, and justifying elastic or inelastic classifications with real-world constraints. Clear labeling of axes, correct use of formulas, and precise verbal explanations indicate mastery.

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Watch Out for These Misconceptions

• During Calculation Stations, watch for students who treat PES like PED by mixing up price and quantity changes in the formula.

  Direct them to the formula strip on each station table that labels numerator as quantity and denominator as price, and ask them to read their substitutions aloud before calculating.

• During Market Simulation, watch for groups assuming supply adjusts instantly regardless of the time frame they are assigned.

  Pause the simulation after each ‘period’ and ask groups to mark on a shared timeline where capacity or resource constraints slowed their response.

• During Debate Circles, watch for students arguing that PES can be negative when prices rise but supply falls.

  Hand each student a sticky note with a corrected formula and ask them to re-calculate their scenario, then post it on the board to compare values.

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Methods used in this brief

• Simulation Game