Curated OER
Ball Bearing
In this ball bearing worksheet, students read the text on ball bearing, answer vocabulary questions, find the synonyms, answer short answer questions, and more. Students complete 7 activities.
US Environmental Protection Agency
A Mock Town Meeting on a Proposed Tank Farm
Intended as a follow up to the Protecting Your Drinking Water activity, young environmentalists use their assessment of the a hypothetical town's water supply to debate the installation of underground chemical storage tanks. With...