Most model-building categories have a range of common scales that make them manageable for the average person both to complete and display.
[3] A model is generally considered physical representations of an object and maintains accurate relationships between all of its aspects.
[4] The model building kits can be classified according to skill levels that represent the degree of difficulty for the hobbyist.
[3] Advanced skill levels 4 and 5 kits ship with components that have extra-fine details.
The complexity of assembling representations of actual objects has become a career for several people, and is heavily applicable in film making.