Lesson Plan
Curated OER

Urban Ecosystems 2: Why are There Cities? A Historical Perspective

For Teachers 4th - 6th
Second in a series of five lessons, this lesson encourages preteens to consider cities as urban ecosystems. First, they keep a food diary for a few days. They visit the Natrional Agricultural Statistics Service website for current data...
Lesson Plan
Curated OER

Water Purification

For Teachers 6th - 8th
Students use the example of natural water purification to show that healthy ecosystems provide services to people that are essential to life as we know it.
Lesson Plan
Curated OER

Readings in Hudson River Natural History: Understanding Informational Text

For Teachers 3rd - 5th
After reading a series of informational articles regarding the Hudson River Estuary, the class will answer a series of comprehension questions. An answer key is provided but the articles and worksheets are not.