It's the perfect size to put next to your bed or to put in a closet and since it's low to the ground, if your child somehow rolls off, it is only a few inches off the ground instead of a fall from a twin bed. (topbabyspot.com)
Have you ever thought about how remarkable it is that so little effort is required to jump a few inches off the ground. (newscientist.com)
Keeping your elbows close to your sides, bend your arms to bring your chest forward and down to just a few inches off the ground. (marthastewart.com)