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Philosophy · 2nd Year

Active learning ideas

The Limits of Human Knowledge

This topic extends moral philosophy to our relationship with the non-human world, covering NCCA Strand 6.4. Students investigate whether animals have inherent rights or if our obligations to them are merely based on human benefit. They also explore environmental ethics, asking if the natural world has 'intrinsic value' (value in itself) or 'instrumental value' (value because it is useful to us). This connects to the Junior Cycle Key Skill of Managing Information and Thinking, as students must weigh scientific facts about sentience against ethical theories.

NCCA Curriculum SpecificationsNCCA Philosophy Strand 2.4: Engage with philosophical thought experiments.NCCA Key Skill: Being Creative.
20–45 minPairs → Whole Class3 activities

Activity 01

Formal Debate45 min · Whole Class

Formal Debate: The Rights of the Sentient

Divide the class into teams to debate the statement: 'If an animal can feel pain, it should have the same basic rights as a human.' Students must use the concept of 'sentience' to support their arguments for or against.

Are there things we can never know?
AnalyzeEvaluateCreateSelf-ManagementDecision-Making
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Activity 02

Gallery Walk30 min · Small Groups

Gallery Walk: The Value of a Tree

Place images of a forest, a farm, and a city park around the room. Students move in groups to list the 'Instrumental Value' (what it gives us) and 'Intrinsic Value' (why it matters on its own) for each, using different colored markers.

What is skepticism?
UnderstandApplyAnalyzeCreateRelationship SkillsSocial Awareness
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Activity 03

Think-Pair-Share20 min · Pairs

Think-Pair-Share: The Last of Its Kind

Students are told a specific species is about to go extinct. They must decide individually how much money (from a limited budget) they would spend to save it and why. They then compare their 'valuation' with a partner.

How do thought experiments help us understand knowledge?
UnderstandApplyAnalyzeSelf-AwarenessRelationship Skills
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A few notes on teaching this unit


Watch Out for These Misconceptions

  • Animals don't have rights because they can't speak or follow rules.

    This is a common 'contractarian' view. Active learning discussions help students explore the 'argument from marginal cases,' asking if humans who can't speak (like babies) still have rights, which challenges their original logic.

  • Environmentalism is just about saving resources for humans to use later.

    This is 'anthropocentrism.' Through collaborative investigations, students can explore 'biocentrism,' the idea that nature has value even if no humans are around to use it.


Methods used in this brief