Curated OER
Effect of Technology on the Environment
There's no doubt that one of the most consistent dangers to our environment is the risks associated with the extraction and shipment of oil. This lesson focuses on oil spills - how they happen, the effects they have on the environment,...
Curated OER
Sensational Soil
Fourth and fifth graders explore soil by taking a simulated field trip under the earth. They go to an Internet site that runs a simulation which charges them with finding a source of pollution that could destroy all of Earth's soil, and...