Lesson Plan
Curated OER

One World Ocean

For Teachers 3rd - 5th
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...
Lesson Plan
Curated OER

Is the Hudson River Too Salty to Drink?

For Teachers 6th - 9th
Students explore reasons for varied salinity in bodies of water. In this geographical inquiry lesson, students use a variety of visual and written information including maps, data tables, and graphs, to form a hypothesis as to why the...