Jacob Milestones (updated periodically)

First smile - 17 days
First giggle - 5 weeks
Rolling over from tummy to back - 7 weeks
Longest sleep stretch at night was about 4 hrs til 4 weeks, 5 hrs at 5 wks, 6 at 6, 7 at 7, 8 at 8-12 weeks, 9 at 13, 10 at 14, 11 at 15, and a full 12 hrs at 16 wks (4mos) old
First solids - 4.5 mo
First teeth - 4.75 mo
Rolling from back to tummy - 5.5 mo
Sitting up (tripod) - 6 mo
First wave & clapping - 6.25 mo
First word - "mama" 6.5 mo