Part 3 does not contain a specific "level" or "feature" on its own. Instead, it holds a specific chunk of the game's total data (like 1GB of a 5GB total).
Build a variety of homes, from igloos in the Arctic to mud houses in Africa. House.Builder.Sandbox.Early.Access.part3.rar
You perform every step, including laying foundations, bricklaying, and roof tiling. Part 3 does not contain a specific "level"
As you complete houses, you unlock new tools and materials to build more complex structures. ⚠️ Important Note on Safety including laying foundations