Curated OER
What are Quarters Made of?
Students study the meaning, symbolism, and value of U.S. coins,
especially the quarter. They l research why in 1965 the U.S. Mint decided to
change the metal composition of the quarter to copper coated with zinc. In addition, they...
Curated OER
What Does a Quarter Weigh?
Students study the historical figures and symbols of U.S.
patriotism depicted on the penny, nickel, dime, and quarter coins. They
create a balance scale from common materials to measure the approximate weight
of a quarter.
Curated OER
Quarter Coin Cookies
Students study the historical figures and symbols of U.S.
patriotism depicted on the penny, nickel, dime, and quarter coins. They explore the processes involved in making coins, and how metals canchange in consistency from the...
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
Metal Composition & the U.S. Mint
Students study the meaning, symbolism, and value of U.S. coins,
especially the quarter. Theyresearch why in 1965 the U.S. Mint decided to
change the metal composition of the quarter to copper coated with nickel.
In addition, they perform...
National Wildlife Federation
Quantifying Land Changes Over Time in Areas of Deforestation and Urbanization
Is qualitative or quantitative research more convincing when it comes to climate change? In the eighth instructional activity during this 21-part series, scholars begin by performing a quantitative analysis of deforestation and...