Chase Morris geologic timeline By 2039438 Period: Dec 24, 2002 to Mar 3, 2016 Eon=lifespan Period: Mar 14, 2004 to Mar 14, 2005 infant era Period: Mar 31, 2005 to Mar 1, 2007 toddler era Period: Mar 14, 2006 to Mar 14, 2007 daycare period Period: Mar 14, 2007 to Mar 14, 2016 childhood era Period: Mar 31, 2007 to Mar 1, 2009 preschool period Period: Mar 14, 2009 to Mar 14, 2015 elementary school