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 Message Thank you! Oops! Related Content Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? How Women Can Prepare For Retirement Are women prepared for a 20-year retirement?