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
Building Your Bridge Building Basics
In this technology worksheet, students examine the basic principles of bridge building design in order to answer the nine questions with the help of the web links on page 2.