Find some life expectancy stats and build the clock with an Arduino board. http://www.google.com/publicdata?ds=wb-wdi&met=sp_dyn_le00_in&idim=country:USA&dl=en

Find some life expectancy stats and build the clock with an Arduino board. http://www.google.com/publicdata?ds=wb-wdi&met=sp_dyn_le00_in&idim=country:USA&dl=en&hl=en&q=life+expectancy+statistics http://www.google.com/publicdata?ds=wb-wdi&met=sp_dyn_le...