After building a 3,500 sq. ft. walkout home in Michigan (which I sold for a great loss over a year ago), I have been looking back and analyzing what it is that makes a house a house, vowing never to build what is not needed. The next home will be simply designed. The following is a design thought weighing on my mind: Construct a Cozy Built-in-Bed I came across this article and now that I have 4 children, we seem to be in the era where it is not a home unless everyone has their own sleeping room. We recently read the Little House series about the same time I was pondering this design idea and I determined this is a real way to give a child privacy, with out excess floor space needed. With a concept like this, a "room" could be around 43 sq. ft. of floor space with some built ins. thoughts?