27 weeks old, babies normally are able to pull themselves all the way up into a sitting position without any head lag. Most babies who are this age also need about 3 1/2 hours of sleep during the daytime, which may be spread out into several smaller rests or two longer ones.
There is a big change in the relationship between your child and his/her food this month. Most parents will choose
this month to move up to Stage 2 or even Stage 3 baby foods, which include chunkier versions of the baby's favorites as well as some beef and chicken installments. Most babies at this age are able to communicate their needs and wants properly clearly, even though they cannot yet speak one word of true language.
Most 7-month-old babies are also able to pull themselves all the way up to a sitting position without any head lag, which is quite an accomplishment given the fact that baby's head accounts for about 25 percent of their body weight
.