The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents What Our Kids Can Teach us About Saving Money Would you guess that Millennials are effectively saving for retirement? Well, they are. The History of Currency Currency has been around for a long time. Here’s a quick history lesson. Doubling Your Money This calculator demonstrates the power of compound interest.