Curated OER
One World Ocean
Students compare and contrast the properties of salt water in the oceans/seas and freshwater elsewhere on the planet. They also analyze mixing caused by currents in the ocean, including the effects of warm and cold water as well as with...
Curated OER
Ocean Currents
Fourth graders work in groups to research ocean currents and create posters with their findings. They locate the patterns and names of major ocean currents and identify them on a map. Students also use red pencil to show ocean currents...
Curated OER
Important Rivers of the World
Third graders become familiar with names of the different parts of a river, define and locate drainage basins, locate six of the continents and explore the major rivers on each one, conduct research on a river of their choice.