The teacher companion to Kids vs Plastic: a searchable library of articles, maps, videos and activities for ages 10–18, with US standards tags on many items. Highlights include the 'Tracking Our Plastic: Sea to Source' expedition materials and the explainer 'The World's Plastic Pollution Crisis Explained'.
Who made and funded this: National Geographic Society (non-profit) education team. Classroom use is permitted; no redistribution. How to use it: source of maps and expedition case studies for our 12–14 and 15–18 lessons. Link only.