Eco-Schools: Litter and Waste theme and Litter Less lesson plans
Global Green Flag programme lesson plans (ages 6–16, in four languages) built around the Seven-Step Eco-Schools method.
Lesson plan
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Lesson plan: Does a bag for life actually help? Life-cycle assessment with real data (ages 15–18)
A 60-minute lesson that uses published life-cycle assessment (LCA) data to work out how many times a reusable bag must be used, and weighs…
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Lesson plan: Why is only 9% recycled? (ages 12–14)
A 60-minute chemistry lesson on plastic as a limited resource, resin codes, real recycling data and designing a school monitoring method.
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Lesson plan: The lunchbox investigation (ages 8–11)
A 45-minute lesson that counts a class’s lunchbox plastic, turns it into grams a year, and ends with three evidence-based swaps.
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Lesson plan: What is plastic, and where does it belong? (ages 5–7)
A 45-minute everyday-materials lesson: sort, test and decide what we use once and what we use again and again.
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Algalita Wayfinder Society: Next Generation Science Standards (NGSS) MS-ESS3-3 ‘Plastic Ocean’ lesson and student hub
Research-grounded middle and high school lessons, toolkits and a youth summit from the institute behind the original gyre research.
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SubjectToClimate: plastic pollution lesson plans guide (K–12, grade-tagged)
A curated index of plastic lessons by grade, from Recycling (K–2) to Garbage Patches (3–5) and School Hydration Stations (3–12).
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Oak National Academy: Plastic pollution (Year 9 Geography, Anthropocene unit)
A fully reusable, quality-assured Key Stage 3 (KS3) Geography lesson with slides, worksheet, starter and exit quizzes and a video with transcript.
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Zero Waste Scotland: Plastic not included — small steps for going single-use free with kids
A family guide to cutting single-use plastic with children, published under the Open Government Licence so it can be reused.
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Clean Up Australia: Education Hub and Schools Clean Up Day
Educator’s guide, Australian Curriculum lessons, a school planning toolkit and the annual Schools Clean Up Day for F–Year 10.