The new Acorns app rounds up card purchases and invests the difference for growth, with no minimums and low fees.

Open a Roth IRA for your child's summer earnings, and talk her through the decisions on how to invest that money, suggests financial planner Kevin McKinley.

Money asked you how you'd deploy a $1,000 windfall. Your answers made us laugh, made us cry, and made us proud.

An extra $1,000 can't get you into every fund, but it can be a good building block for your portfolio.

Oh, if only six figures landed in your lap tomorrow. Hey, you never know. In case it does—or in case you're lucky enough to have 100 grand put away already—you'll want to have these smart moves in your back pocket.

These moves can make you smarter, healthier, happier—and richer.