Paul Graham geologic timeline

eon=l ife span

Period: Dec 20, 2002 to Mar 14, 2016

major division of geological time

infant era

Period: Dec 20, 2002 to Dec 20, 2003

a subdiviosion of an eon

Todler era

Period: Dec 20, 2003 to Dec 20, 2004

period daycare

Period: Dec 20, 2003 to Apr 20, 2005

childhood era

Period: Dec 20, 2004 to Dec 20, 2016

period preschool

Period: Apr 20, 2005 to Apr 20, 2007

period elementery school

Period: Apr 20, 2007 to Apr 20, 2015

epoch kindergarten

Period: Aug 20, 2007 to Apr 20, 2008

epoch 1st grade

Period: Apr 20, 2008 to Apr 20, 2009

epoch 2nd grade

Period: Apr 20, 2009 to Apr 20, 2010

epoch 3rd garde

Period: Apr 20, 2010 to Apr 20, 2011

epoch 4th grade

Period: Apr 20, 2011 to Apr 20, 2012

epoch 4th grade

Period: Apr 20, 2012 to Apr 20, 2013

epoch 5th grade

Period: Apr 20, 2013 to Apr 20, 2014

epoch 6th grade

Period: Apr 20, 2014 to Apr 20, 2015

period KCMS

Period: Apr 20, 2015 to Apr 20, 2016