Happy birthday baby You39;ve made it through baby39;s first year. Once you39;ve cleaned up the last of the smeared birthday cake, you39;ll have a few moments to enjoy your child39;s company. But don39;t blink. Your child will be walking and talking before you know it. And her evergrowing curiosity will be evident as she begins to explore more on her own. Observe your child closely and you39;ll enjoy watching her figure out how the world around her works.Use these monthtomonth guidelines to learn about your child39;s development during the second year of life and offer ageappropriate activities for your baby. Click on each month for even more weekbyweek developmental information Plus, get great ideas for fun togethertime activities, important safety and health information and simple ways to take care of yourself.Remember, these are just guidelines, and a healthy child may achieve a milestone later than average. If your child is lagging in several areas, contact your pediatrician for advice.