A great article on teaching your children about money (article)
 

http://www.investopedia.com/articles..._allowance.asp

"The vast majority of children are destined for a financial future that differs little from that of their parents. In many cases, the middle class raise the next generation of middle class people, the poor raise the poor and the wealthy raise the wealthy. Very few children move up the ladder from their parents, while sliding down is as simple as swiping a credit card. "

This article gives some good (and common sense) information that can be easy to forget or overlook.

I know you all are already rich anyway, but if you secretly might want to know more about teaching your children financial responsibility, it's worth a quick read.