Curated OER
Valley City Junior Highs Water Research: Water Issues
This site talks about the nitrate and nitrogen forms that can be found and how to test for it. Includes illustrative diagrams and graphs.
Science Education Resource Center at Carleton College
Serc: Investigating the Water Quality of the Root River in Lanesboro, Mn
This field investigation will be in collaboration with Eagle Bluff Environmental Learning Center in Lanesboro, MN link to Eagle Bluff. It will include chemical, biological, and physical tests. The chemical tests will include kits where...
Science Education Resource Center at Carleton College
Serc: Investigating Ponds and Streams: How Clean Is Our Water?
In this field lab, students investigate the differences in three city ponds. Students will compare pond life, temperature, pH, Ammonia, dissolved oxygen, and Nitrate. The student use the pond sheets (Flinn Scientific Catalog 2007) to...
Chemistry Collective
Chem Collective: Unknown Silver Chloride
Determine the concentration of silver ion in a Silver Nitrate solution using gravimetric analysis.
Other
Stanford University: Cellulose Nitrate
Background and chemical information on the precursor chemical to celluloid.
BSCS Science Learning
Bscs: Chesapeake Bay Algal Blooms
In this inquiry, students engage with mapping data to determine what kind of land coverage is contributing the most to harmful algal blooms in the Chesapeake Bay Watershed. Click on the link for teacher resources for teaching guides and...
Geography 4 kids
Geography4 kids.com: The Nitrogen Cycle
Living creatures require nitrogen to live. This resource highlights the nitrogen cycle and its significance.
Massachusetts Institute of Technology
Mit: Inventor of the Week: George Washington Carver
This brief article from MIT Invention Dimension on George Washington Carver (1865-1943 CE) provides an overview of his education and his inventions, which influenced the world of agriculture.
Utah Education Network
Uen: Nitrogen Cycle Stream Side Science
Young scholars will learn about the nitrogen cycle through discussion and the construction of a diagram.
CK-12 Foundation
Ck 12: Earth Science: Nitrogen Cycle in Ecosystems
[Free Registration/Login may be required to access all resource tools.] Describes the nitrogen cycle.
CK-12 Foundation
Ck 12: Earth Science: Nitrogen Cycle in Ecosystems
[Free Registration/Login may be required to access all resource tools.] Describes the nitrogen cycle.
American Geosciences Institute
American Geosciences Institute: Earth Science Week: How Can You Test Your Soil?
As a citizen scientist, students use a soil test kit to find out how much of each type of chemical is in the local soil.
Zero Bio
Zero Bio: Cellular Respiration Game
Make sure you know your facts before playing this game! Concepts of cellular respiration are the focal point of the questions. Get them correct and hit the target, or get them wrong and your arrow will flop.
BBC
Bbc: Gcse Bitesize: Plant Disease
This lesson focuses on plant disease caused by mineral deficiencies including nitrogen and magnesium.
Curated OER
Educational Technology Clearinghouse: Maps Etc: South America, 1898
A map of South America in 1898. The map shows capitals and major cities, railroads, terrain, rivers, and coastal features, and includes an insert map of the Isthmus of Panama. "The chief industries in South America are herding,...
Curated OER
Unesco: Chile: Humberstone and Santa Laura Saltpeter Works
Humberstone and Santa Laura works contain over 200 former saltpeter works where workers from Chile, Peru and Bolivia lived in company towns and forged a distinctive communal pampinos culture. That culture is manifest in their rich...