Individual Life Cycle By HoustonW May 12, 2005 Infancy (age 1) May 12, 2012 Childhood (age 4) May 14, 2012 Childhood 3 (age 6) May 13, 2014 Childhood 2 (age 10) May 12, 2019 Youth (age 16) May 13, 2021 Youth 2 (age 16)