Principles of Preserving Wealth The slideshow presentation that you would like to view is too large for your current screen resolution. Click here to view to view the slideshow at full resolution. Launch Presentation » Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education. What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money.