- Coordinate system
- Make 2D By changing camera to orthographic
- World/Global coordinate system vs. Local
- Game object definition
- Creating an Empty (Command + Shift + N)
- Objects that do stuff
- Mesh Filter, Box Collider, Mesh Renderer
- Other types of Shapes, Sphere, Plain, etc.
- Components
- Transforms & Transformations
- Order of Operations
- Nesting