URMC / Encyclopedia / Content Search Encyclopedia The Growing Child Click on the links below to learn more about this topic. The Growing Child: Newborn The Growing Child: 1 to 3 Months The Growing Child: 4 to 6 Months The Growing Child: 7 to 9 Months The Growing Child: 10 to 12 Months The Growing Child: 1-Year-Olds The Growing Child: 2- Year-Olds The Growing Child: 3- Year-Olds The Growing Child: Preschool (4 to 5 Years) The Growing Child: School-Age (6 to 12 Years) The Growing Child: Adolescent (13 to 18 Years)