Add Yahoo as a preferred source to see more of our stories on Google. It’s hard to grumble about getting out of bed in the morning when you’re zipping down a slide. But that’s far from the bed’s only ...

It’s hard to grumble about getting out of bed in the morning when you’re zipping down a slide. But that’s far from the bed’s only perk: (1) There’s no need for a box spring. (2) The guard rails double ...