This thread will give you some insight into how it's been handled at our house...
http://www.huntingnet.com/forum/tm.aspx?m=1703564&mpage=1&key=big%2cdoe%2c down&#1703564
Having a loving, supportive wife sure makes it a whole lot easier. My wife helped me walk grid searches for a downed buck I saw fall in some waist-high standing soybaens when our son was four months old; she threw on one of those papoose-style carriers and brought him along.
We've got an enormous video collection, and he's probably seen more deer die than other kids have seen Barney hug other kids...
I'd say it's working out pretty good... Here's his first bowkill