sleeping

In the past few weeks Zach has become an expert roller.  Leave him alone for five minutes and he will end up halfway across the room.  It's great fun to see him rolling around, ambitiously exploring our house.  One of my favorite moment of the day is when he wakes up from his naps and I hear him babbling happily in his room.  I'll peek in and he'll be on his tummy, far from his bed, having a conversation with the leg of the nursing chair.

As fun as his rolling is during the day, it is highly irri…