Here's my month 9 caution: Don't worry if you are "stimulating" your baby enough to ensure they'll be smart as a whip and academically successful. I'll bet good money that you have hung a nice ...

"I would want to make sure their motor and nervous system is working properly." At 9 months old, your baby will have, on average, added about 1/2 inch per month in height since birth and slowed ...