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...
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...