Children, Youth, Families & Schools, Nebraska Center for Research on


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Durden, T., Brand, G., Fox, M., Guzman, J., Poppe, L., Werth, L., Nelson, M., Crandall, L., & Vonderhoe, R. (2011, November). Ages and Stages: Infant (0–12 Months). NebGuide G2103. University of Nebraska–Lincoln Extension, Institute of Agriculture and Natural Resources.


Copyright University of Nebraska 2011


During the first year infants develop quickly, meeting many milestones of early growth. Learn how to recognize these stages and what you can do to help support your infant’s growth and development.

Being a parent or caregiver of an infant can be fun and a lot of hard work. Although caring for a baby may seem like an endless cycle of feeding, soothing, and diapering, the first year of a baby’s life is a time for rapid growth and development (Figure 1). By their first birthday, many infants are beginning to crawl and are even taking their first steps. It’s a delight to hear their cooing, babbling, and laughter as they imitate adults and learn to express themselves.

Each day in the life of an infant is filled with observation, exploration, and discovery. To help encourage a responsive and stimulating environment during this first year, keep in mind the following general developmental milestones.