Activity 01
Format Name: Sustainable City Design Challenge
Students work in small groups to design a model sustainable neighborhood. They must incorporate green buildings, efficient public transport, and waste management systems, presenting their plans with justifications.
Can a high-density city truly be sustainable?
Facilitation TipDuring Model Building, circulate with a checklist of key green features (e.g., solar panel placement, permeable pavements) to guide students toward accuracy rather than creativity alone.
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Activity 02
Format Name: Waste Audit and Reduction Plan
Students conduct a mini waste audit of classroom or school waste for a day. They then brainstorm and propose specific strategies for reducing, reusing, and recycling that waste.
How do green spaces in cities affect the mental well-being of residents?
Facilitation TipIn Debate Carousel, assign roles and timekeepers to each group so quieter students contribute and the discussion stays focused on evidence, not repetition.
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Activity 03
Format Name: Green Building Feature Showcase
Each student researches a specific green building technology (e.g., green roofs, passive cooling, solar power). They create a short presentation or poster to explain its function and benefits.
Who should be responsible for reducing urban carbon footprints?
Facilitation TipFor Case Study Pairs, provide a shared template comparing climate, population, and policy data side-by-side to scaffold analysis before students write their comparisons.
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Generate Complete Lesson→A few notes on teaching this unit
Start with tangible examples students can see in their daily lives—cool roofs on nearby HDB blocks or recycling bins in the school lobby—to ground abstract concepts. Avoid overwhelming students with too many green technologies at once; instead, focus on one or two systems per lesson (e.g., rainwater harvesting one day, waste-to-energy the next). Research shows that local, place-based examples increase engagement and retention more than generic global cases.
Successful learning looks like students confidently explaining how density and sustainability coexist, backing claims with evidence from real Singapore case studies, and proposing solutions that balance cost, scale, and resident well-being. Evidence of learning includes clear design justifications, data-driven debates, and thoughtful reflections on systemic change.
Watch Out for These Misconceptions
During Model Building, watch for students assuming sustainable cities require large parks that high-density areas cannot support.
Use the Singapore context cards in the activity kit to guide students to identify vertical greening, rooftop farms, and pocket parks in HDB estates. Have them measure and label these features on their 3D models to prove space efficiency.
During Model Building, students may claim green buildings are too expensive to build.
Provide lifecycle cost tables for local HDB projects with solar panels and ask groups to calculate payback periods. Circulate with guiding questions like, 'How many years until savings cover the initial cost?' to shift focus to long-term value.
During Waste Audit Walk, students might think recycling is the only way to reduce waste.
Use the audit data to model how integrated systems like Semakau Landfill’s waste-to-energy process handle non-recyclables. Have students compare their school’s waste stream to the landfill’s input data to highlight the limits of individual action.
Methods used in this brief