US Mint
Desert Dwellers
What can a quarter possibly teach young learners about desert ecosystems? More than you might think. After displaying and discussing the included picture of the Arizona state quarter, the class participates in a series of shared reading...
National Institute of Food and Agriculture
Water Supply
Participate in three activities that look at the earth's limited water supply and the changes water goes through as it enters each phase of the water cycle. The resource is complete with three activities that demonstrate the changing...
Curated OER
Clean Coal?
Students determine, based on their knowledge of coal pollutants, the effectiveness of clean-coal technologies. They state and defend a position on whether power plants in the United States should be required to upgrade to available...
Curated OER
Just What are you Eating?
Learners identify and articulate pros and cons of genetically modified foods (GMF) including references to scale of controversy worldwide. Students then identify where they might find GMFs in their diets, read different opinion pieces on...