How to make a Mesh
From Roblox Wiki
This tutorial covers how to use meshes.
- Open Roblox Studio.
- Select Insert -> Object -> Part (This will create a new, grey brick in your map).
- In the Explorer Window, select the newly created brick.
- Select Insert -> Object -> SpecialMesh (Your brick should now look like a "head").
- In the Properties window, in the MeshType pulldown bar, choose the option that you wish the brick to look like: