Happy birthday, baby! You’ve made it through baby’s first year. Once you’ve cleaned up the last of the smeared birthday cake, you’ll have a few moments to enjoy your child’s company. But don’t blink. Your child will be walking and talking before you know it. And her ever-growing curiosity will be evident as she begins to explore more on her own. Observe your child closely and you’ll enjoy watching her figure out how the world around her works.Use these month-to-month guidelines to learn about your child’s development during the second year of life and offer age-appropriate activities for your baby. Click on each month for even more week-by-week developmental information. Plus, get great ideas for fun together-time 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.