I think giving an allowance is a great way to teach kids about money. Yet parents don't always use this tool as well as they could. Want to learn more about giving your kids an allowance? Read Is It Time To Give Your Kid An Allowance? for more tips on how to teach your kid to manage money.
Not quite ready to give your kids an allowance but want to start teaching them about money (in age-appropriate ways?) I wrote Teaching Kids How to Handle Money just for you!