Sources of Australian Law: Common Law

Active learning works because common law is built on reasoning from real cases and the act of persuasion. Students need to experience how precedent constrains and shapes judicial decisions, not just hear about it. Role-plays, timelines, and debates make abstract concepts tangible and memorable.

• Year 10
• Civics & Citizenship
• 4 activities
• 35 min–50 min

Learning Objectives

1. Compare and contrast the development of common law with statute law in Australia.
2. Analyze the historical development of the doctrine of precedent from its origins to its application in Australian courts.
3. Explain how judicial decisions in higher courts create binding precedents for lower courts.
4. Evaluate the role of judicial interpretation in adapting common law to contemporary societal changes.
5. Identify specific instances where common law principles, such as those in contract or tort law, have been shaped by precedent.

Concept Mapping

⏱ 50 min·Small Groups

Role-Play: Mock High Court Appeal

Assign roles as judges, lawyers, and clerks. Provide a simplified case file with conflicting precedents. Groups argue whether to follow or distinguish prior rulings, then deliberate and deliver a majority decision with reasons.

Prepare & details

Differentiate between common law and statute law.

Facilitation Tip: During the Mock High Court Appeal, assign roles carefully so each student must articulate how precedent guides their argument.

Setup: Tables with large paper, or wall space

Materials: Concept cards or sticky notes, Large paper, Markers, Example concept map

• Understand
• Analyze
• Create
• Self-Awareness
• Self-Management

Timeline Challenge

⏱ 35 min·Pairs

Timeline Challenge: Common Law Milestones

Pairs research and plot 8-10 key events from Magna Carta to Mabo on a class timeline. Add cards explaining influences on Australia. Present one event to the class with connections to modern law.

Prepare & details

Analyze the historical influences on Australia's legal system.

Facilitation Tip: For the Timeline activity, provide clear dates and events but leave gaps that students must research and justify filling.

Setup: Long wall or floor space for timeline construction

Materials: Event cards with dates and descriptions, Timeline base (tape or long paper), Connection arrows/string, Debate prompt cards

• Remember
• Understand
• Analyze
• Self-Management
• Relationship Skills

Jigsaw

⏱ 45 min·Small Groups

Jigsaw: Landmark Precedent Cases

Divide cases like Donoghue v Stevenson into expert groups for analysis of facts, ratio, and impact. Regroup to teach peers and apply to hypothetical scenarios. Vote on most influential precedent.

Prepare & details

Explain how judicial precedent shapes legal outcomes.

Facilitation Tip: In the Debate: Binding Precedent Limits, assign one student to record counter-examples during the discussion to keep the focus on evidence.

Setup: Flexible seating for regrouping

Materials: Expert group reading packets, Note-taking template, Summary graphic organizer

• Understand
• Analyze
• Evaluate
• Relationship Skills
• Self-Management

Formal Debate

⏱ 40 min·Whole Class

Formal Debate: Binding Precedent Limits

Split class into teams to argue for or against strict adherence to precedent. Use real Australian cases as evidence. Conclude with structured vote and reflection on flexibility in law.

Prepare & details

Differentiate between common law and statute law.

Facilitation Tip: In the Jigsaw: Landmark Precedent Cases, give each group a single case card and a clear template for extracting key reasoning steps.

Setup: Two teams facing each other, audience seating for the rest

Materials: Debate proposition card, Research brief for each side, Judging rubric for audience, Timer

• Analyze
• Evaluate
• Create
• Self-Management
• Decision-Making

Teaching This Topic

Teaching common law requires modeling the chain of reasoning from case to case. Avoid presenting it as a dry hierarchy; instead, show how judges distinguish or extend precedent in response to new facts. Research suggests students grasp stare decisis better when they physically move case cards into position on a timeline or court hierarchy chart. Emphasize that common law evolves slowly and deliberately, not arbitrarily.

What to Expect

By the end of these activities, students should explain how common law develops through precedent, distinguish it from statute law, and evaluate how judges apply or adapt earlier rulings. Success looks like clear articulation during debates, accurate timeline placement, confident role-play performances, and reasoned precedent analysis in jigsaw discussions.

Watch Out for These Misconceptions

Common Misconception

During the Mock High Court Appeal, watch for students who confuse common law with statute law by treating statutes as optional or interchangeable with precedents.

What to Teach Instead

Use the role-play to contrast a statute and a precedent in the same scenario, having students explain how the statute would override the precedent if they conflict.

Common Misconception

During the Jigsaw: Landmark Precedent Cases, watch for students who believe judges create law freely without constraints.

What to Teach Instead

Have each jigsaw group trace the reasoning chain backward through earlier cases, highlighting where judges distinguished or followed precedent, making constraints visible.

Common Misconception

During the Timeline: Common Law Milestones, watch for students who assume precedents never change.

What to Teach Instead

Include a prompt in the timeline activity for students to add a note about how a higher court overruled an earlier precedent, using peer discussions to reinforce adaptability.

Assessment Ideas

Discussion Prompt

After the Mock High Court Appeal, pose the technology prompt: 'How might common law address a new legal grey area not covered by statutes?' Circulate and listen for students to reference precedent, court hierarchy, and judicial reasoning.

Quick Check

During the Jigsaw: Landmark Precedent Cases, collect each group’s precedent analysis sheet. Check for correct identification of binding or persuasive precedent and reasoning based on court hierarchy.

Exit Ticket

After the Timeline: Common Law Milestones activity, collect student exit cards. Ask for one key difference between common law and statute law and one example of a judge’s decision creating a precedent. Review for accuracy and clarity to adjust future lessons.

Extensions & Scaffolding

• Challenge: Ask students to draft a hypothetical judgment that distinguishes an existing precedent, citing legal reasoning and suggesting possible societal impacts.
• Scaffolding: Provide sentence starters for students struggling to articulate the difference between binding and persuasive precedent during the role-play.
• Deeper exploration: Invite students to research and present on how the High Court’s Mabo decision overturned a long-standing precedent, analyzing the reasoning and societal change that followed.

Key Vocabulary

Common Law	Law developed by judges through decisions of courts and similar tribunals, as opposed to statutory law enacted by a legislature.
Precedent (Stare Decisis)	A legal principle that requires courts to follow earlier judicial decisions when the same legal issues arise in subsequent cases.
Judicial Decision	A ruling made by a judge or panel of judges in a court case, which can establish or clarify legal principles.
Binding Precedent	A precedent that a court must follow, typically a decision made by a higher court within the same jurisdiction.
Persuasive Precedent	A precedent that a court may consider but is not obligated to follow, such as decisions from lower courts or courts in other jurisdictions.