The British Museum
The British Museum: World of Money
Here you can find a wealth of information about money: what it is, its history, how to save it, how it's made, its role in society, and how to study it!
Other
U.s. Department of the Treasury: New Money
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...
Other
Banknotes.com: World Currency Gallery
Images of bank notes from many countries are available here. Choose a continent, then a country, and display pictures of that country's money.