Curated OER
Who Dirtied The Water/Clean Water: Is It Drinkable?
Students enter the room, receive a film canister that contains materials that be added to the dirty water bell jar. They record on their data table who or what is doing the adding and the actual substance that has been added to the bell...
Curated OER
Dirty Water: A Case Study
Young scholars identify the causes of arsenic contamination. They list the world organizations involved in ensuring sanitary water supplies. Students describe various methods to mitigate arsenic contamination.