← Back to Unit 4

Unit 4, Lesson 1: Understanding Economic Systems

Linear vs. Circular Economies

Duration: 60 minutes | Year Level: 4-6 | Subject: Social Sciences, Economics

Enrichment Suggestion (LF_Te_Ao_Māori): Embed a relevant karakia tīmatanga (opening prayer) at the beginning of the lesson to appropriately frame the sacredness of the mātauranga being shared.

Learning Objectives (Whāinga Ako)

"Kua tawhiti kē to haere mai ai" - You have come too far to turn back now

Students will understand:

  • The difference between linear ("Take-Make-Waste") and circular ("Take-Make-Return") economies.
  • How economic systems affect daily life and the environment.
  • The concept of waste as a design flaw in human systems.
  • Māori perspectives on resource use (kaitiakitanga, ōhanga āmio).

Students will be able to:

  • Analyze the lifecycle of common school items.
  • Identify linear and circular patterns in their own lives.
  • Question dominant economic narratives about growth and waste.
  • Connect personal consumption to larger systems.

Lesson Structure

Do Now Activity: The Waste Audit (10 minutes)

Economic Reality Check

Students look inside their pencil case or school bag and choose one item (e.g., plastic pen, chip packet, apple core). Answer three questions:

  • Where did the materials come from? (The Earth extraction)
  • How long will you use it? (The Utility phase)
  • Where will it go when you are finished? (The Disposal phase)

Purpose: Activate thinking about the linear "Take-Make-Waste" model.

Activity 1: Linear vs. Circular Systems (15 minutes)

The Linear Economy

Most of our current world operates on a linear model. We extract resources, turn them into products, use them briefly, and then throw them away.

  • Take: Mining, deforestation, extraction
  • Make: Factory production, energy use
  • Use: Consumption
  • Waste: Landfill, pollution

The Circular Economy (Ōhanga Āmio)

A circular economy mimics nature. In nature, there is no waste. One organism's waste is another's food.

  • Design out waste: Products are made to last or be taken apart.
  • Keep products in use: Repair, reuse, share.
  • Regenerate nature: Return biological nutrients to the soil.

Activity 2: Wealth Distribution Analysis (20 minutes)

Resource Integration:

Use the Housing Affordability Crisis handout to analyze how linear economics impacts wealth.

Investigation Process:

  1. How does the "profit first" model of housing affect affordability?
  2. Who benefits when housing is treated as a financial asset rather than a home?
  3. Compare: Housing in a circular/community model (e.g., Papakāinga) vs. a linear/speculative model.

Critical Analysis:

In a circular economy, value circulates within the community. In a linear economy, value is often extracted and concentrated.

  • Sketch a diagram showing where rent money goes (e.g., to a landlord, bank, or overseas).
  • Sketch where money might go in a community-owned housing model.

Activity 3: Economic Winners and Losers Gallery Walk (10 minutes)

Setup:

Place scenario cards around the room showing different economic situations in Aotearoa New Zealand

Students rotate and discuss: Is this example linear or circular? Who benefits?

Wrap-up & Reflection (5 minutes)

Exit Ticket Questions:

  1. Name one example of a linear system in your daily life.
  2. Name one example of a circular system you use or know of.
  3. How does the concept of "waste" not exist in nature?
  4. What is one question you have about changing our economic system?

Next Lesson Preview:

We'll dive deeper into wealth vs. income and explore how wealth is really accumulated and distributed in our society.

Assessment & Differentiation

Formative Assessment

  • Do Now responses: Awareness of material lifecycles.
  • Comparison: Ability to distinguish linear vs circular models.
  • Systems Thinking: Connecting housing/wealth to economic models.
  • Exit tickets: Synthesis of core concepts.

Differentiation Strategies

  • Visual learners: Diagrams of linear vs circular flows.
  • Kinesthetic learners: Gallery walk and physical object audit.
  • Advanced students: Research "Donut Economics" (Kate Raworth).
  • Struggling readers: Partner support and simplified definitions.
  • ELL students: Translated key terms (Waste/Para, Cycle/Porohita).

🎬 Media Anchor

Use this clip to compare extractive and regenerative system design before students analyze linear vs circular models.

Video anchor: Systems thinking for circular economies

  • Pause and discuss: Which system feature in the clip should we map onto our own community economy diagram?
  • Transfer task: Students add one evidence point from the clip to their written analysis before continuing.

Resources & Homework

Required Resources:

  • Chart paper and markers for mind mapping
  • Housing Affordability Crisis handout (linked above)
  • Economic scenario cards (teacher preparation)
  • Exit ticket slips

Homework/Extension:

  • Waste Audit: Track everything you throw away for one day.
  • Observation: Find one example of a "circular" system in your home or community.
  • Read: Financial Literacy handout (preparation for next lesson).

📋 Teacher Planning Snapshot

Ngā Whāinga Ako — Learning Intentions

Students will engage with this resource to critically examine economic systems — understanding how wealth, power, and resources are distributed in Aotearoa New Zealand, and exploring indigenous and alternative economic frameworks that prioritise collective wellbeing, mana, and tino rangatiratanga over individual accumulation.

Ngā Paearu Angitū — Success Criteria

  • ✅ Students can explain how economic inequality is produced and sustained through systems, not just individual choices.
  • ✅ Students can describe at least one alternative economic model — including a Māori or indigenous framework — that challenges dominant assumptions about wealth and justice.

Differentiation & Inclusion

Scaffold support: Provide structured comparison frameworks (e.g., two-column tables: "current system vs alternative") for entry-level access. Offer extension tasks asking students to research a specific Māori economic enterprise (e.g., Ngāi Tahu Holdings, Tainui Group Holdings) and evaluate how it balances commercial success with cultural values.

ELL / ESOL: Economic concepts (equity, redistribution, exploitation, surplus value, collective ownership) need concrete grounding — use local NZ examples and visual infographics. Allow oral discussion of economic justice issues before written analysis. Draw connections to students' home countries' economic systems as valid comparative frameworks.

Inclusion: Economic discussions can touch on students' lived experiences of poverty, precarity, or privilege — create a safe, non-judgmental space. Neurodiverse learners benefit from concrete case studies rather than abstract theory. Frame economic justice as a systems problem, not a personal failing — this reframe is both accurate and inclusive.

Mātauranga Māori lens: The Māori economy before colonisation was not "primitive" — it was a sophisticated system of reciprocal exchange (utu), collective resource management (rāhui, kaitiakitanga), redistribution through manaakitanga, and wealth measured in relationships and obligations rather than individual accumulation. Colonisation deliberately disrupted these systems through land confiscation and the introduction of individual title. Contemporary Māori economic development — through iwi corporations, Māori land trusts, and social enterprises — represents a reclamation of rangatiratanga in the economic sphere. The concept of ōhanga Māori (Māori economy) offers a genuinely alternative framework for thinking about justice, sufficiency, and collective flourishing.

Prior knowledge: Students benefit from basic familiarity with how markets and governments work. No specialist economics knowledge required — the unit builds this progressively through accessible case studies.

Curriculum alignment

  • The Economic World — Social Studies: Understand how economic decisions affect people, communities, and environments, and how different groups seek to influence economic systems and outcomes.
  • Understand — Social Studies: Systems shape how people and groups organise themselves — including economic systems that distribute power, rights, and resources.

🌿 Nga Rauemi Tauwehe - External Resources

High-quality resources from official New Zealand education sites to extend and enrich this learning content.

Science Learning Hub

Over 11,550 NZ science education resources for teachers, students and community

Years: 1-13 66% Match Official NZ Resource

Tāhūrangi - Te Reo Māori Education Hub

Official NZ government hub for te reo Māori resources, guidance, and teaching support

Years: 7-13 30% Match Official NZ Resource

🤖 These resources were automatically curated by Te Kete Ako's AI system to complement this content. All external links lead to official New Zealand educational and government websites.