How much will you have if you save, spend, invest, or give different percentages of your money away? Find out in this interactive site from themint.org.

Compounding Calculator

If you invest a dollar today, what will it be worth in 10 years? Learn about the financial power of compounding!

Interest Explained

Everyone talks about the importance of interest rates. But what is interest? Watch this 10-minute video from Khan Academy and learn.

Math is Fun: Interest

Why do you pay interest when you borrow money? How much do you pay? Find out with these examples about interest.