WorldHaus is a special project by Pasadena-based business incubator Idealab that must provide millions of poor people with very cheap houses that cost about $1,000. WorldHaus is a kit home that can be put together by a family in less than a week. WorldHaus is a special project by Pasadena-based business incubator Idealab that must provide millions of poor people with very cheap houses that cost about $1,000. WorldHaus is a kit home that can be put together by a family in less than a week. Source