Your kids' interest in television, music and music changes a zillion times from babyhood to the teen years. The result? A closet full of CDs and DVDs that you'll be happy to get 50 cents for at your next yard sale. Save cash and closet space by swapping your kid's old CDs and DVDs for fresh ones at Swaptree
. Who knows? In addition to picking up some new entertainment for the kids, you might even find someone willing to take those old Duran Duran cassettes off your hands.