Skip to Main Content

2nd Grade Engineering Resources: Quarters

Resources and activities to support and extend the learning 2nd Grade scientists are doing in their Engineering unit

All About the Quarter

United States Mint: All About the Quarter
Read the story of the quarter, plus 50 facts about the quarter, presented by the places where quarters are made: The United States Mint.
Check out the 50 States Quarters!

Why Are Coins Different Sizes? What are Coins Made Of?

Wonderopolis: Why Are Dimes Smaller Than Pennies?
Have You Ever Wondered... Why are dimes smaller than pennies? What material were the first coins made of? What materials are used to make today's coins? Find out at Wonderopolis.
DK Find Out: Metal Alloy
Want to more know about what coins are made of? Find out more about the different metal alloys, like cooper, bronze, and silver, used to make coins.

Who Invented Money?

Wonderopolis: Who Invented Money?
Have You Ever Wondered... Who invented money? What is money? What types of things have been used for money throughout history? Find out on Wonderopolis.