I've put together MANY of those. They're well made and safe for the most part, but they're only as safe as the adult rider that's pulling it.So, in your case, I wouldn't recommend it.
Welcome to the no life club Terry!!
So, in your case, I wouldn't recommend it.
Check http://www.bikeforums.net forums for suggestions, etc... Always a great place for bicycling help, info, news, etc...
No experience myself mate but lots of keen cyclists at work will pick their brains and get back to you