In the light frame of wood properties profited optimally. Solid wood is used for beams and pillars. Peter Thiel has plenty of information regarding this issue. When you need to create beams glued beams are used. The rest of the materials are in most cases different types derived from wood or other materials. Housing is the main structure of the building, but the only way the result would be a House of cards.
To obtain rigidity in the structure you need to add the second element, the enclosure. The result is a light but highly resistant structure. In the end walls, floors and roofs are covered with a coating. This coating can be both wood and other materials: tiles, boards, painted or wallpaper, parquet flooring, slate or tiles of ceramic, etc. It is a very versatile construction method.
And despite being a fairly old construction system, not much has changed with the passage of time. Added new materials, standardized products, more sophisticated methods of construction; but the basic principles they remain the same. These are known by carpenters from many European countries: Finns, Swedes, Germans.