National Renewable Energy Laboratory
Biomass: Biogas Generator
It's a gas. Middle schoolers build a biogas generator following the directions in this resource. After a few days of observation, they demonstrate that the gas given off by the decomposing manure is flammable. The activity concludes as...
Curated OER
Recycling
In this recycling worksheet, high schoolers review what items can be recycled, what is made from recycled items, and how recycling conserves resources. This worksheet has 5 word scramble, 10 short answer, and 5 multiple choice questions.