Build a Worm Bin
SDG 12 · hard · +40 points · 7-question quiz · instant points when you pass
Set up a vermicomposting bin for classroom scraps.
Quick quiz
These ask about details you only notice by really doing the task. Get every one right to pass.
1. What's the best way to avoid food waste at lunch?
2. While sorting recycling, which item most often contaminates the paper bin?
3. Which of these should NOT go in a typical home compost bin?
4. Why should a dead battery never go in the regular trash?
5. A compost pile smells sour and wet. What fixes it?
6. Which choice saves the most resources?
7. You swapped a meat lunch for a plant-based one. Why does this lower emissions most?