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 Saving for College 101 Here’s a crash course on saving for college. Your Emergency Fund: How Much Is Enough? Having an emergency fund may help alleviate the stress and worry associated with a financial crisis. Doubling Your Money This calculator demonstrates the power of compound interest.