Doubling Your Money This calculator demonstrates the power of compound interest. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents Saving for College 101 Here’s a crash course on saving for college. Budgeting After a Divorce Divorce is the second most stressful time in a person's life. Here's some tips to get through it. Your Cash Flow Statement A presentation about managing money: using it, saving it, and even getting credit.