aline, I thought the co-sleeping thing was just us. Lol. Our D was about 7 when she gave it up no her own. People look at me like I am crazy, so I don't tell many people, but it is just what she needed. It was so hard for us to meet her other needs, this one seemed like an easy/no brainer one. She always went to sleep in her own bed, but at about 1:00 am...