The Tree House- Part One

My three kids are on vacation from school this week and we have decided that this is the week we BUILD A TREE HOUSE.
Building a tree house has become something mythic in my mind. It evokes images of idyllic summers with secret club house meetings, a fat stack of Nancy Drew mysteries, a rope ladder that you could pull up behind you, the sweet smell of pine wafting in through a crooked window.

None of which I have ever experienced, because I never had a tree house. I'm not scarred or anything...