Every seven to ten years, the United States redesigns and improves the security features of its currency. At the New Money website, learn about the newest redesigned banknotes. Find animated tutorials, interactive quizzes, and a full...

Pat Tern has been buying items all around town using counterfeit money. Help Math Maven identify a pattern to catch her before she deposits fake money into the Cashflow Bank.

Learn about what counterfeit printing is and how it is detected. Also learn about measures that are taken to prevent counterfeiting.

Authentic dollar bills are equipped with many security features to make them difficult to forge. But that doesn't stop counterfeiters from trying to fool people with fakes. Luckily, anyone can help catch a counterfeit; all you need are a...

This page provided by the Bureau of Engraving and Printing gives the the history of paper money from the colonial notes in 1690 to the currency redesigns of 1996 and 2003.

Money is what we use to show what goods or services are worth. When you do work, you are paid with money. When you sell something, the buyer gives you money. Sometimes it's a lot of money and sometimes it's just a little money. How much...

Examination of the roots of paper currency.

In a barter system, people have to trade goods and services for other goods and services. In an economy that produces millions of goods and services, barter is very difficult. Think of all the stuff (goods and services) you have.