"School's out for summer, or soon will be. But the challenge of saving for college isn't so easily dismissed," The Wall Street Journal reports. "Mutual funds and exchange-traded funds have become key tools in raising the tens of thousands of dollars needed to pay for college. The investment choices, many with baffling names, can feel like an SAT test, but you don't have to be a genius to figure it all out. Test your knowledge about education savings [by answering the following questions]."