2 kids, 2 adults, 1 queen bed, and no personal space. I regret not splurging on a king-size mattress while my kids were little.

TK eclipse_images/Getty Images When it came time to replace our bed, we decided not to splurge on a king-size mattress. My family spends a lot of quality time in bed, and I regret not upgrading when we had the chance. I cherish these silly moments of connection and know they won't last forever. For Christmas one year, my husband and I bought our then 2-year-old son a Nugget Couch. It was amazing, and more comfortable than our mattress. Wait, was our mattress really that bad? I was pregnant...