Saving for College This calculator can help you estimate how much you should be saving for college. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Related Content Interest Rates: How Low Can They Go? The question used to be, “How low can interest rates go?” Now it's, “How long can rates remain at their historic low levels?” A Look at Diversification Diversification is an investment principle designed to manage risk, but it can't prevent against a loss. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.